From a6ba1c8ea6f780d8d351a237d47aff9d396ccb48 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Sun, 21 Apr 2024 10:41:23 -0400
Subject: [PATCH] fix: html report pages fully validate

---
 coverage/htmlfiles/index.html                 | 30 +++++------
 coverage/htmlfiles/pyfile.html                | 30 +++++------
 tests/gold/html/a/a_py.html                   | 36 ++++++-------
 tests/gold/html/a/class_index.html            | 30 +++++------
 tests/gold/html/a/function_index.html         | 30 +++++------
 tests/gold/html/a/index.html                  | 28 +++++-----
 tests/gold/html/b_branch/b_py.html            | 36 ++++++-------
 tests/gold/html/b_branch/class_index.html     | 34 ++++++------
 tests/gold/html/b_branch/function_index.html  | 34 ++++++------
 tests/gold/html/b_branch/index.html           | 32 +++++------
 tests/gold/html/bom/bom_py.html               | 36 ++++++-------
 tests/gold/html/bom/class_index.html          | 30 +++++------
 tests/gold/html/bom/function_index.html       | 30 +++++------
 tests/gold/html/bom/index.html                | 28 +++++-----
 tests/gold/html/contexts/class_index.html     | 30 +++++------
 tests/gold/html/contexts/function_index.html  | 30 +++++------
 tests/gold/html/contexts/index.html           | 28 +++++-----
 tests/gold/html/contexts/two_tests_py.html    | 54 +++++++++----------
 tests/gold/html/isolatin1/class_index.html    | 30 +++++------
 tests/gold/html/isolatin1/function_index.html | 30 +++++------
 tests/gold/html/isolatin1/index.html          | 28 +++++-----
 tests/gold/html/isolatin1/isolatin1_py.html   | 36 ++++++-------
 tests/gold/html/omit_1/class_index.html       | 30 +++++------
 tests/gold/html/omit_1/function_index.html    | 30 +++++------
 tests/gold/html/omit_1/index.html             | 28 +++++-----
 tests/gold/html/omit_1/m1_py.html             | 36 ++++++-------
 tests/gold/html/omit_1/m2_py.html             | 36 ++++++-------
 tests/gold/html/omit_1/m3_py.html             | 36 ++++++-------
 tests/gold/html/omit_1/main_py.html           | 36 ++++++-------
 tests/gold/html/omit_2/class_index.html       | 30 +++++------
 tests/gold/html/omit_2/function_index.html    | 30 +++++------
 tests/gold/html/omit_2/index.html             | 28 +++++-----
 tests/gold/html/omit_2/m2_py.html             | 36 ++++++-------
 tests/gold/html/omit_2/m3_py.html             | 36 ++++++-------
 tests/gold/html/omit_2/main_py.html           | 36 ++++++-------
 tests/gold/html/omit_3/class_index.html       | 30 +++++------
 tests/gold/html/omit_3/function_index.html    | 30 +++++------
 tests/gold/html/omit_3/index.html             | 28 +++++-----
 tests/gold/html/omit_3/m3_py.html             | 36 ++++++-------
 tests/gold/html/omit_3/main_py.html           | 36 ++++++-------
 tests/gold/html/omit_4/class_index.html       | 30 +++++------
 tests/gold/html/omit_4/function_index.html    | 30 +++++------
 tests/gold/html/omit_4/index.html             | 28 +++++-----
 tests/gold/html/omit_4/m1_py.html             | 36 ++++++-------
 tests/gold/html/omit_4/m3_py.html             | 36 ++++++-------
 tests/gold/html/omit_4/main_py.html           | 36 ++++++-------
 tests/gold/html/omit_5/class_index.html       | 30 +++++------
 tests/gold/html/omit_5/function_index.html    | 30 +++++------
 tests/gold/html/omit_5/index.html             | 28 +++++-----
 tests/gold/html/omit_5/m1_py.html             | 36 ++++++-------
 tests/gold/html/omit_5/main_py.html           | 36 ++++++-------
 tests/gold/html/other/blah_blah_other_py.html | 40 +++++++-------
 tests/gold/html/other/class_index.html        | 34 ++++++------
 tests/gold/html/other/function_index.html     | 34 ++++++------
 tests/gold/html/other/here_py.html            | 38 ++++++-------
 tests/gold/html/other/index.html              | 32 +++++------
 tests/gold/html/partial/class_index.html      | 34 ++++++------
 tests/gold/html/partial/function_index.html   | 34 ++++++------
 tests/gold/html/partial/index.html            | 32 +++++------
 tests/gold/html/partial/partial_py.html       | 36 ++++++-------
 tests/gold/html/partial_626/class_index.html  | 34 ++++++------
 .../gold/html/partial_626/function_index.html | 34 ++++++------
 tests/gold/html/partial_626/index.html        | 32 +++++------
 tests/gold/html/partial_626/partial_py.html   | 36 ++++++-------
 tests/gold/html/styled/a_py.html              | 36 ++++++-------
 tests/gold/html/styled/class_index.html       | 30 +++++------
 tests/gold/html/styled/function_index.html    | 30 +++++------
 tests/gold/html/styled/index.html             | 28 +++++-----
 tests/gold/html/unicode/class_index.html      | 30 +++++------
 tests/gold/html/unicode/function_index.html   | 30 +++++------
 tests/gold/html/unicode/index.html            | 28 +++++-----
 tests/gold/html/unicode/unicode_py.html       | 36 ++++++-------
 72 files changed, 1176 insertions(+), 1176 deletions(-)

diff --git a/coverage/htmlfiles/index.html b/coverage/htmlfiles/index.html
index a453c5a63..69d4b19ed 100644
--- a/coverage/htmlfiles/index.html
+++ b/coverage/htmlfiles/index.html
@@ -2,7 +2,7 @@
 {# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt #}
 
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>{{ title|escape }}</title>
@@ -11,7 +11,7 @@
     {% if extra_css %}
         <link rel="stylesheet" href="{{ extra_css }}" type="text/css">
     {% endif %}
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 
@@ -24,7 +24,7 @@ <h1>{{ title|escape }}:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -57,9 +57,9 @@ <h1>{{ title|escape }}:
         </aside>
 
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" {% if skip_covered %}checked disabled {% endif %}/>
+                <input id="hide100" type="checkbox" {% if skip_covered %}checked disabled {% endif %}>
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -84,16 +84,16 @@ <h2>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
                 {% if column2 %}
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">{{ column2 }}<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">{{ column2 }}<span class="arrows"></span></th>
                 {% endif %}
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
                 {% if has_arcs %}
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
                 {% endif %}
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -154,9 +154,9 @@ <h2>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="{{ final_html }}"></a>
         <a id="nextFileLink" class="nav" href="{{ first_html }}"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 
diff --git a/coverage/htmlfiles/pyfile.html b/coverage/htmlfiles/pyfile.html
index bc8fa697d..b7aa6ba83 100644
--- a/coverage/htmlfiles/pyfile.html
+++ b/coverage/htmlfiles/pyfile.html
@@ -2,7 +2,7 @@
 {# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt #}
 
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for {{relative_filename|escape}}: {{nums.pc_covered_str}}%</title>
@@ -18,7 +18,7 @@
     </script>
     {% endif %}
 
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 
@@ -32,7 +32,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -92,14 +92,14 @@ <h2>
         </p>
 
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -111,7 +111,7 @@ <h2>
             <span class="n"><a id="t{{line.number}}" href="#t{{line.number}}">{{line.number}}</a></span>
             <span class="t">{{line.html}}&nbsp;</span>
             {% if line.context_list %}
-                <input type="checkbox" id="ctxs{{line.number}}" />
+                <input type="checkbox" id="ctxs{{line.number}}">
             {% endif %}
             {# Things that should float right in the line. #}
             <span class="r">
@@ -135,9 +135,9 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="{{ prev_html }}">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="{{ next_html }}">&#xbb; next</a>
+            <a class="nav" href="{{ prev_html }}">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="{{ next_html }}">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
             <a class="nav" href="{{__url__}}">coverage.py v{{__version__}}</a>,
             created at {{ time_stamp }}
diff --git a/tests/gold/html/a/a_py.html b/tests/gold/html/a/a_py.html
index 740327aec..fcb5ab42f 100644
--- a/tests/gold/html/a/a_py.html
+++ b/tests/gold/html/a/a_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for a.py: 67%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -89,12 +89,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/a/class_index.html b/tests/gold/html/a/class_index.html
index 022d8e908..ccf31848b 100644
--- a/tests/gold/html/a/class_index.html
+++ b/tests/gold/html/a/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/a/function_index.html b/tests/gold/html/a/function_index.html
index 5c482e718..401081a01 100644
--- a/tests/gold/html/a/function_index.html
+++ b/tests/gold/html/a/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
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         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
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@@ -64,11 +64,11 @@ <h2>
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-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
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         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
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-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/a/index.html b/tests/gold/html/a/index.html
index 1238e39d0..d81014ef2 100644
--- a/tests/gold/html/a/index.html
+++ b/tests/gold/html/a/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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         </thead>
         <tbody>
@@ -96,15 +96,15 @@ <h2>
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         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="a_py.html"></a>
         <a id="nextFileLink" class="nav" href="a_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/b_branch/b_py.html b/tests/gold/html/b_branch/b_py.html
index 4b9229d1a..8d78784b7 100644
--- a/tests/gold/html/b_branch/b_py.html
+++ b/tests/gold/html/b_branch/b_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for b.py: 70%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -66,18 +66,18 @@ <h2>
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             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -113,12 +113,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
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-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/b_branch/class_index.html b/tests/gold/html/b_branch/class_index.html
index 49a44ffc0..fc2ea6513 100644
--- a/tests/gold/html/b_branch/class_index.html
+++ b/tests/gold/html/b_branch/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -44,9 +44,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -57,7 +57,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -66,13 +66,13 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/b_branch/function_index.html b/tests/gold/html/b_branch/function_index.html
index 29810d25e..2d67b4b04 100644
--- a/tests/gold/html/b_branch/function_index.html
+++ b/tests/gold/html/b_branch/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -44,9 +44,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -57,7 +57,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -66,13 +66,13 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -138,15 +138,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/b_branch/index.html b/tests/gold/html/b_branch/index.html
index 838ff4ba8..cc559c184 100644
--- a/tests/gold/html/b_branch/index.html
+++ b/tests/gold/html/b_branch/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -43,9 +43,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -56,7 +56,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -65,12 +65,12 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -104,15 +104,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="b_py.html"></a>
         <a id="nextFileLink" class="nav" href="b_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/bom/bom_py.html b/tests/gold/html/bom/bom_py.html
index 187fd5235..0c15cc65c 100644
--- a/tests/gold/html/bom/bom_py.html
+++ b/tests/gold/html/bom/bom_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for bom.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
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-            <a class="nav" href="https://coverage.readthedocs.io/en/7.2.8a0.dev1">coverage.py v7.2.8a0.dev1</a>,
-            created at 2023-06-19 21:52 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
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-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -89,12 +89,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/7.2.8a0.dev1">coverage.py v7.2.8a0.dev1</a>,
-            created at 2023-06-19 21:52 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/bom/class_index.html b/tests/gold/html/bom/class_index.html
index 560e2fd0a..de80cded8 100644
--- a/tests/gold/html/bom/class_index.html
+++ b/tests/gold/html/bom/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/bom/function_index.html b/tests/gold/html/bom/function_index.html
index d8848a970..2e986c4e8 100644
--- a/tests/gold/html/bom/function_index.html
+++ b/tests/gold/html/bom/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/bom/index.html b/tests/gold/html/bom/index.html
index abb6fd2d5..0a352c79d 100644
--- a/tests/gold/html/bom/index.html
+++ b/tests/gold/html/bom/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -96,15 +96,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="bom_py.html"></a>
         <a id="nextFileLink" class="nav" href="bom_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/contexts/class_index.html b/tests/gold/html/contexts/class_index.html
index 668596a0c..1e7915d43 100644
--- a/tests/gold/html/contexts/class_index.html
+++ b/tests/gold/html/contexts/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/contexts/function_index.html b/tests/gold/html/contexts/function_index.html
index 60f51a9df..22f3bb946 100644
--- a/tests/gold/html/contexts/function_index.html
+++ b/tests/gold/html/contexts/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -124,15 +124,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/contexts/index.html b/tests/gold/html/contexts/index.html
index 08e10afcd..87a44c81f 100644
--- a/tests/gold/html/contexts/index.html
+++ b/tests/gold/html/contexts/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -96,15 +96,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="two_tests_py.html"></a>
         <a id="nextFileLink" class="nav" href="two_tests_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/contexts/two_tests_py.html b/tests/gold/html/contexts/two_tests_py.html
index aadc79767..eefc2cb47 100644
--- a/tests/gold/html/contexts/two_tests_py.html
+++ b/tests/gold/html/contexts/two_tests_py.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for two_tests.py: 94%</title>
@@ -12,7 +12,7 @@
   "c": "two_tests.test_one"
 }
     </script>
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -24,7 +24,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -71,37 +71,37 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/7.2.3a0.dev1">coverage.py v7.2.3a0.dev1</a>,
-            created at 2023-04-01 08:30 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
 <main id="source">
     <p class="run"><span class="n"><a id="t1" href="#t1">1</a></span><span class="t"><span class="key">def</span> <span class="nam">helper</span><span class="op">(</span><span class="nam">lineno</span><span class="op">)</span><span class="op">:</span>&nbsp;</span><span class="r"><label for="ctxs1" class="ctx">(empty)</label></span></p>
-    <p class="run"><span class="n"><a id="t2" href="#t2">2</a></span><span class="t">    <span class="nam">x</span> <span class="op">=</span> <span class="num">2</span>&nbsp;</span><input type="checkbox" id="ctxs2" /><span class="r"><label for="ctxs2" class="ctx">3 ctx</label></span><span class="ctxs">1acb</span></p>
+    <p class="run"><span class="n"><a id="t2" href="#t2">2</a></span><span class="t">    <span class="nam">x</span> <span class="op">=</span> <span class="num">2</span>&nbsp;</span><input type="checkbox" id="ctxs2"><span class="r"><label for="ctxs2" class="ctx">3 ctx</label></span><span class="ctxs">1acb</span></p>
     <p class="pln"><span class="n"><a id="t3" href="#t3">3</a></span><span class="t">&nbsp;</span><span class="r"></span></p>
     <p class="run"><span class="n"><a id="t4" href="#t4">4</a></span><span class="t"><span class="key">def</span> <span class="nam">test_one</span><span class="op">(</span><span class="op">)</span><span class="op">:</span>&nbsp;</span><span class="r"><label for="ctxs4" class="ctx">(empty)</label></span></p>
-    <p class="run"><span class="n"><a id="t5" href="#t5">5</a></span><span class="t">    <span class="nam">a</span> <span class="op">=</span> <span class="num">5</span>&nbsp;</span><input type="checkbox" id="ctxs5" /><span class="r"><label for="ctxs5" class="ctx">1 ctx</label></span><span class="ctxs">1c</span></p>
-    <p class="run"><span class="n"><a id="t6" href="#t6">6</a></span><span class="t">    <span class="nam">helper</span><span class="op">(</span><span class="num">6</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs6" /><span class="r"><label for="ctxs6" class="ctx">1 ctx</label></span><span class="ctxs">1c</span></p>
+    <p class="run"><span class="n"><a id="t5" href="#t5">5</a></span><span class="t">    <span class="nam">a</span> <span class="op">=</span> <span class="num">5</span>&nbsp;</span><input type="checkbox" id="ctxs5"><span class="r"><label for="ctxs5" class="ctx">1 ctx</label></span><span class="ctxs">1c</span></p>
+    <p class="run"><span class="n"><a id="t6" href="#t6">6</a></span><span class="t">    <span class="nam">helper</span><span class="op">(</span><span class="num">6</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs6"><span class="r"><label for="ctxs6" class="ctx">1 ctx</label></span><span class="ctxs">1c</span></p>
     <p class="pln"><span class="n"><a id="t7" href="#t7">7</a></span><span class="t">&nbsp;</span><span class="r"></span></p>
     <p class="run"><span class="n"><a id="t8" href="#t8">8</a></span><span class="t"><span class="key">def</span> <span class="nam">test_two</span><span class="op">(</span><span class="op">)</span><span class="op">:</span>&nbsp;</span><span class="r"><label for="ctxs8" class="ctx">(empty)</label></span></p>
-    <p class="run"><span class="n"><a id="t9" href="#t9">9</a></span><span class="t">    <span class="nam">a</span> <span class="op">=</span> <span class="num">9</span>&nbsp;</span><input type="checkbox" id="ctxs9" /><span class="r"><label for="ctxs9" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
-    <p class="run"><span class="n"><a id="t10" href="#t10">10</a></span><span class="t">    <span class="nam">b</span> <span class="op">=</span> <span class="num">10</span>&nbsp;</span><input type="checkbox" id="ctxs10" /><span class="r"><label for="ctxs10" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
-    <p class="run"><span class="n"><a id="t11" href="#t11">11</a></span><span class="t">    <span class="key">if</span> <span class="nam">a</span> <span class="op">></span> <span class="num">11</span><span class="op">:</span>&nbsp;</span><input type="checkbox" id="ctxs11" /><span class="r"><label for="ctxs11" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t9" href="#t9">9</a></span><span class="t">    <span class="nam">a</span> <span class="op">=</span> <span class="num">9</span>&nbsp;</span><input type="checkbox" id="ctxs9"><span class="r"><label for="ctxs9" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t10" href="#t10">10</a></span><span class="t">    <span class="nam">b</span> <span class="op">=</span> <span class="num">10</span>&nbsp;</span><input type="checkbox" id="ctxs10"><span class="r"><label for="ctxs10" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t11" href="#t11">11</a></span><span class="t">    <span class="key">if</span> <span class="nam">a</span> <span class="op">></span> <span class="num">11</span><span class="op">:</span>&nbsp;</span><input type="checkbox" id="ctxs11"><span class="r"><label for="ctxs11" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
     <p class="mis show_mis"><span class="n"><a id="t12" href="#t12">12</a></span><span class="t">        <span class="nam">b</span> <span class="op">=</span> <span class="num">12</span>&nbsp;</span><span class="r"></span></p>
-    <p class="run"><span class="n"><a id="t13" href="#t13">13</a></span><span class="t">    <span class="key">assert</span> <span class="nam">a</span> <span class="op">==</span> <span class="op">(</span><span class="num">13</span><span class="op">-</span><span class="num">4</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs13" /><span class="r"><label for="ctxs13" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
-    <p class="run"><span class="n"><a id="t14" href="#t14">14</a></span><span class="t">    <span class="key">assert</span> <span class="nam">b</span> <span class="op">==</span> <span class="op">(</span><span class="num">14</span><span class="op">-</span><span class="num">4</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs14" /><span class="r"><label for="ctxs14" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
-    <p class="run"><span class="n"><a id="t15" href="#t15">15</a></span><span class="t">    <span class="nam">helper</span><span class="op">(</span>&nbsp;</span><input type="checkbox" id="ctxs15" /><span class="r"><label for="ctxs15" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t13" href="#t13">13</a></span><span class="t">    <span class="key">assert</span> <span class="nam">a</span> <span class="op">==</span> <span class="op">(</span><span class="num">13</span><span class="op">-</span><span class="num">4</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs13"><span class="r"><label for="ctxs13" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t14" href="#t14">14</a></span><span class="t">    <span class="key">assert</span> <span class="nam">b</span> <span class="op">==</span> <span class="op">(</span><span class="num">14</span><span class="op">-</span><span class="num">4</span><span class="op">)</span>&nbsp;</span><input type="checkbox" id="ctxs14"><span class="r"><label for="ctxs14" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
+    <p class="run"><span class="n"><a id="t15" href="#t15">15</a></span><span class="t">    <span class="nam">helper</span><span class="op">(</span>&nbsp;</span><input type="checkbox" id="ctxs15"><span class="r"><label for="ctxs15" class="ctx">1 ctx</label></span><span class="ctxs">1b</span></p>
     <p class="pln"><span class="n"><a id="t16" href="#t16">16</a></span><span class="t">        <span class="num">16</span>&nbsp;</span><span class="r"></span></p>
     <p class="pln"><span class="n"><a id="t17" href="#t17">17</a></span><span class="t">    <span class="op">)</span>&nbsp;</span><span class="r"></span></p>
     <p class="pln"><span class="n"><a id="t18" href="#t18">18</a></span><span class="t">&nbsp;</span><span class="r"></span></p>
@@ -113,12 +113,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
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-            <a class="nav" href="https://coverage.readthedocs.io/en/7.2.3a0.dev1">coverage.py v7.2.3a0.dev1</a>,
-            created at 2023-04-01 08:30 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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index bad3ba19c..4d26befbf 100644
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-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
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+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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+            <input id="filter" type="text" value="" placeholder="filter...">
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+                <input id="hide100" type="checkbox" >
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+            created at 2024-04-21 10:39 -0400
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+        <button type="button" class="button_prev_file" data-shortcut="["></button>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
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 </footer>
 </body>
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+++ b/tests/gold/html/isolatin1/function_index.html
@@ -1,11 +1,11 @@
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+<html lang="en">
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     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
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+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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                 <p class="legend">Shortcuts on this page</p>
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-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
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-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
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+            created at 2024-04-21 10:39 -0400
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
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+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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+            created at 2024-04-21 10:39 -0400
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     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
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-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/isolatin1/index.html b/tests/gold/html/isolatin1/index.html
index 4e40bd38f..6e6575583 100644
--- a/tests/gold/html/isolatin1/index.html
+++ b/tests/gold/html/isolatin1/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
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             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
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         <p class="text">
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-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
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+            created at 2024-04-21 10:39 -0400
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-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/isolatin1/isolatin1_py.html b/tests/gold/html/isolatin1/isolatin1_py.html
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+++ b/tests/gold/html/isolatin1/isolatin1_py.html
@@ -1,11 +1,11 @@
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+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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+    <script src="coverage_html.js" defer></script>
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 <body class="pyfile">
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-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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 <footer>
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-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_1/class_index.html b/tests/gold/html/omit_1/class_index.html
index 1510830af..456187154 100644
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+++ b/tests/gold/html/omit_1/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
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             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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                 <p class="legend">Shortcuts on this page</p>
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+            <input id="filter" type="text" value="" placeholder="filter...">
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+                <input id="hide100" type="checkbox" >
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
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+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
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+            created at 2024-04-21 10:39 -0400
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         <a id="prevFileLink" class="nav" href=""></a>
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+        <button type="button" class="button_prev_file" data-shortcut="["></button>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
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 </body>
diff --git a/tests/gold/html/omit_1/function_index.html b/tests/gold/html/omit_1/function_index.html
index c2e5878a8..f969c64e7 100644
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+++ b/tests/gold/html/omit_1/function_index.html
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+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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         </thead>
         <tbody>
@@ -124,15 +124,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_1/index.html b/tests/gold/html/omit_1/index.html
index 7fc90ce92..c54042cd7 100644
--- a/tests/gold/html/omit_1/index.html
+++ b/tests/gold/html/omit_1/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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@@ -117,15 +117,15 @@ <h2>
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         <p>
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-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="main_py.html"></a>
         <a id="nextFileLink" class="nav" href="m1_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_1/m1_py.html b/tests/gold/html/omit_1/m1_py.html
index fb31f286d..61c9daafa 100644
--- a/tests/gold/html/omit_1/m1_py.html
+++ b/tests/gold/html/omit_1/m1_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m1.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="m2_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
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+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
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-            <a id="nextFileLink" class="nav" href="m2_py.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="m2_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_1/m2_py.html b/tests/gold/html/omit_1/m2_py.html
index f3e1ac3e7..b223e28fe 100644
--- a/tests/gold/html/omit_1/m2_py.html
+++ b/tests/gold/html/omit_1/m2_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m2.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m1_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
+            <a class="nav" href="m1_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_1/m3_py.html b/tests/gold/html/omit_1/m3_py.html
index 43fa92dc2..144bd9d91 100644
--- a/tests/gold/html/omit_1/m3_py.html
+++ b/tests/gold/html/omit_1/m3_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m3.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m2_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
+            <a class="nav" href="m2_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_1/main_py.html b/tests/gold/html/omit_1/main_py.html
index 8323667df..2305a3d10 100644
--- a/tests/gold/html/omit_1/main_py.html
+++ b/tests/gold/html/omit_1/main_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for main.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -94,12 +94,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_2/class_index.html b/tests/gold/html/omit_2/class_index.html
index 66e007846..b6b321fc2 100644
--- a/tests/gold/html/omit_2/class_index.html
+++ b/tests/gold/html/omit_2/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -116,15 +116,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_2/function_index.html b/tests/gold/html/omit_2/function_index.html
index cefc6a986..73a925743 100644
--- a/tests/gold/html/omit_2/function_index.html
+++ b/tests/gold/html/omit_2/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -116,15 +116,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_2/index.html b/tests/gold/html/omit_2/index.html
index 1a5186b49..0e8dbaeb7 100644
--- a/tests/gold/html/omit_2/index.html
+++ b/tests/gold/html/omit_2/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -110,15 +110,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="main_py.html"></a>
         <a id="nextFileLink" class="nav" href="m2_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_2/m2_py.html b/tests/gold/html/omit_2/m2_py.html
index cf7d0cb9b..5d4691152 100644
--- a/tests/gold/html/omit_2/m2_py.html
+++ b/tests/gold/html/omit_2/m2_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m2.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_2/m3_py.html b/tests/gold/html/omit_2/m3_py.html
index 43fa92dc2..144bd9d91 100644
--- a/tests/gold/html/omit_2/m3_py.html
+++ b/tests/gold/html/omit_2/m3_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m3.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m2_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
+            <a class="nav" href="m2_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_2/main_py.html b/tests/gold/html/omit_2/main_py.html
index 8323667df..2305a3d10 100644
--- a/tests/gold/html/omit_2/main_py.html
+++ b/tests/gold/html/omit_2/main_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for main.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -94,12 +94,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_3/class_index.html b/tests/gold/html/omit_3/class_index.html
index 030e73078..2670b007c 100644
--- a/tests/gold/html/omit_3/class_index.html
+++ b/tests/gold/html/omit_3/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_3/function_index.html b/tests/gold/html/omit_3/function_index.html
index 25a4f0952..df17d58ac 100644
--- a/tests/gold/html/omit_3/function_index.html
+++ b/tests/gold/html/omit_3/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_3/index.html b/tests/gold/html/omit_3/index.html
index 13b21c270..1290644cb 100644
--- a/tests/gold/html/omit_3/index.html
+++ b/tests/gold/html/omit_3/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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         </thead>
         <tbody>
@@ -103,15 +103,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="main_py.html"></a>
         <a id="nextFileLink" class="nav" href="m3_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_3/m3_py.html b/tests/gold/html/omit_3/m3_py.html
index a9fb1b61d..b436f9c06 100644
--- a/tests/gold/html/omit_3/m3_py.html
+++ b/tests/gold/html/omit_3/m3_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m3.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
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-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_3/main_py.html b/tests/gold/html/omit_3/main_py.html
index 36ca955f8..2305a3d10 100644
--- a/tests/gold/html/omit_3/main_py.html
+++ b/tests/gold/html/omit_3/main_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for main.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
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-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -94,12 +94,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_4/class_index.html b/tests/gold/html/omit_4/class_index.html
index 8eb169798..bfd703ce6 100644
--- a/tests/gold/html/omit_4/class_index.html
+++ b/tests/gold/html/omit_4/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -116,15 +116,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_4/function_index.html b/tests/gold/html/omit_4/function_index.html
index 50dcb5abe..e77284634 100644
--- a/tests/gold/html/omit_4/function_index.html
+++ b/tests/gold/html/omit_4/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -116,15 +116,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_4/index.html b/tests/gold/html/omit_4/index.html
index 27fd71ff0..1fc6a295e 100644
--- a/tests/gold/html/omit_4/index.html
+++ b/tests/gold/html/omit_4/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -110,15 +110,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="main_py.html"></a>
         <a id="nextFileLink" class="nav" href="m1_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_4/m1_py.html b/tests/gold/html/omit_4/m1_py.html
index 661220702..fab4710ea 100644
--- a/tests/gold/html/omit_4/m1_py.html
+++ b/tests/gold/html/omit_4/m1_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m1.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
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-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="m3_py.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="m3_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_4/m3_py.html b/tests/gold/html/omit_4/m3_py.html
index adb4e0ab5..f067b59df 100644
--- a/tests/gold/html/omit_4/m3_py.html
+++ b/tests/gold/html/omit_4/m3_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m3.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -86,12 +86,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m1_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
+            <a class="nav" href="m1_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_4/main_py.html b/tests/gold/html/omit_4/main_py.html
index 8323667df..2305a3d10 100644
--- a/tests/gold/html/omit_4/main_py.html
+++ b/tests/gold/html/omit_4/main_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for main.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -94,12 +94,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="m3_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/omit_5/class_index.html b/tests/gold/html/omit_5/class_index.html
index 0a7860fbe..bf7a6f8df 100644
--- a/tests/gold/html/omit_5/class_index.html
+++ b/tests/gold/html/omit_5/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_5/function_index.html b/tests/gold/html/omit_5/function_index.html
index a06fb574f..ef49bec8e 100644
--- a/tests/gold/html/omit_5/function_index.html
+++ b/tests/gold/html/omit_5/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_5/index.html b/tests/gold/html/omit_5/index.html
index 3c90c4d03..8a929a2ff 100644
--- a/tests/gold/html/omit_5/index.html
+++ b/tests/gold/html/omit_5/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -54,7 +54,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -63,10 +63,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -103,15 +103,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="main_py.html"></a>
         <a id="nextFileLink" class="nav" href="m1_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/omit_5/m1_py.html b/tests/gold/html/omit_5/m1_py.html
index a628f07e8..99d4e347e 100644
--- a/tests/gold/html/omit_5/m1_py.html
+++ b/tests/gold/html/omit_5/m1_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for m1.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="main_py.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
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-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
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+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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+            <a class="nav" href="m1_py.html">&#xab; prev</a> &nbsp; &nbsp;
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-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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         </p>
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diff --git a/tests/gold/html/other/blah_blah_other_py.html b/tests/gold/html/other/blah_blah_other_py.html
index 08aa596dc..aa7590e6b 100644
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+++ b/tests/gold/html/other/blah_blah_other_py.html
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+    <title>Coverage for /private/var/folders/6j/khn0mcrj35d1k3yylpl8zl080000gn/T/pytest-of-ned/pytest-259/popen-gw0/t75/othersrc/other.py: 100%</title>
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+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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+    <script src="coverage_html.js" defer></script>
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+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="z_a11f93934cf4431e_other_py.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/other/index.html b/tests/gold/html/other/index.html
index b5bd7661b..8bfa9700b 100644
--- a/tests/gold/html/other/index.html
+++ b/tests/gold/html/other/index.html
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     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
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+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
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+            <input id="filter" type="text" value="" placeholder="filter...">
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         <p class="text">
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
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+                <td class="name left"><a href="z_a11f93934cf4431e_other_py.html">/private/var/folders/6j/khn0mcrj35d1k3yylpl8zl080000gn/T/pytest-of-ned/pytest-259/popen-gw0/t75/othersrc/other.py</a></td>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
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diff --git a/tests/gold/html/partial/class_index.html b/tests/gold/html/partial/class_index.html
index 793baa1ee..6ba06b5e8 100644
--- a/tests/gold/html/partial/class_index.html
+++ b/tests/gold/html/partial/class_index.html
@@ -1,11 +1,11 @@
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+<html lang="en">
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+    <script src="coverage_html.js" defer></script>
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+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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@@ -44,9 +44,9 @@ <h1>Coverage report:
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+            <input id="filter" type="text" value="" placeholder="filter...">
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
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-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
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diff --git a/tests/gold/html/partial/function_index.html b/tests/gold/html/partial/function_index.html
index 0f050fbfd..d9bcbc4a9 100644
--- a/tests/gold/html/partial/function_index.html
+++ b/tests/gold/html/partial/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
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     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
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@@ -16,7 +16,7 @@ <h1>Coverage report:
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-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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@@ -44,9 +44,9 @@ <h1>Coverage report:
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+            <input id="filter" type="text" value="" placeholder="filter...">
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+                <input id="hide100" type="checkbox" >
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+            created at 2024-04-21 10:39 -0400
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-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
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-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
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         <p>
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-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
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 </footer>
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diff --git a/tests/gold/html/partial/index.html b/tests/gold/html/partial/index.html
index 6628318a8..9ccdd5274 100644
--- a/tests/gold/html/partial/index.html
+++ b/tests/gold/html/partial/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
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 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
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-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -43,9 +43,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
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@@ -56,7 +56,7 @@ <h2>
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-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
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@@ -65,12 +65,12 @@ <h2>
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-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -104,15 +104,15 @@ <h2>
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         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="partial_py.html"></a>
         <a id="nextFileLink" class="nav" href="partial_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/partial/partial_py.html b/tests/gold/html/partial/partial_py.html
index 6ac57a4e9..94c980a7a 100644
--- a/tests/gold/html/partial/partial_py.html
+++ b/tests/gold/html/partial/partial_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for partial.py: 91%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -66,18 +66,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:32 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -103,12 +103,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:32 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/partial_626/class_index.html b/tests/gold/html/partial_626/class_index.html
index 63eae8ea3..67792dd0a 100644
--- a/tests/gold/html/partial_626/class_index.html
+++ b/tests/gold/html/partial_626/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -44,9 +44,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -57,7 +57,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -66,13 +66,13 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/partial_626/function_index.html b/tests/gold/html/partial_626/function_index.html
index df3c92456..5ba147182 100644
--- a/tests/gold/html/partial_626/function_index.html
+++ b/tests/gold/html/partial_626/function_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -44,9 +44,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -57,7 +57,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -66,13 +66,13 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -108,15 +108,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/partial_626/index.html b/tests/gold/html/partial_626/index.html
index de797c41c..bcadc7cb8 100644
--- a/tests/gold/html/partial_626/index.html
+++ b/tests/gold/html/partial_626/index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -43,9 +43,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -56,7 +56,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -65,12 +65,12 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="b">branches<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="p">partial<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -104,15 +104,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="partial_py.html"></a>
         <a id="nextFileLink" class="nav" href="partial_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/partial_626/partial_py.html b/tests/gold/html/partial_626/partial_py.html
index ac4e10ede..73e6597fb 100644
--- a/tests/gold/html/partial_626/partial_py.html
+++ b/tests/gold/html/partial_626/partial_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for partial.py: 87%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -66,18 +66,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -103,12 +103,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/styled/a_py.html b/tests/gold/html/styled/a_py.html
index d78c34b2e..5b6585ff0 100644
--- a/tests/gold/html/styled/a_py.html
+++ b/tests/gold/html/styled/a_py.html
@@ -1,12 +1,12 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for a.py: 67%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
         <link rel="stylesheet" href="extra.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -18,7 +18,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -65,18 +65,18 @@ <h2>
             <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
             <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
         <aside class="hidden">
-            <button type="button" class="button_next_chunk" data-shortcut="j"/>
-            <button type="button" class="button_prev_chunk" data-shortcut="k"/>
-            <button type="button" class="button_top_of_page" data-shortcut="0"/>
-            <button type="button" class="button_first_chunk" data-shortcut="1"/>
-            <button type="button" class="button_prev_file" data-shortcut="["/>
-            <button type="button" class="button_next_file" data-shortcut="]"/>
-            <button type="button" class="button_to_index" data-shortcut="u"/>
-            <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+            <button type="button" class="button_next_chunk" data-shortcut="j"></button>
+            <button type="button" class="button_prev_chunk" data-shortcut="k"></button>
+            <button type="button" class="button_top_of_page" data-shortcut="0"></button>
+            <button type="button" class="button_first_chunk" data-shortcut="1"></button>
+            <button type="button" class="button_prev_file" data-shortcut="["></button>
+            <button type="button" class="button_next_file" data-shortcut="]"></button>
+            <button type="button" class="button_to_index" data-shortcut="u"></button>
+            <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
         </aside>
     </div>
 </header>
@@ -90,12 +90,12 @@ <h2>
 <footer>
     <div class="content">
         <p>
-            <a id="prevFileLink" class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
-            <a id="indexLink" class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:29 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </footer>
diff --git a/tests/gold/html/styled/class_index.html b/tests/gold/html/styled/class_index.html
index 290fe1ad1..ed087f6f1 100644
--- a/tests/gold/html/styled/class_index.html
+++ b/tests/gold/html/styled/class_index.html
@@ -1,12 +1,12 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
         <link rel="stylesheet" href="extra.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -17,7 +17,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -43,9 +43,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -56,7 +56,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -65,11 +65,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -101,15 +101,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/styled/function_index.html b/tests/gold/html/styled/function_index.html
index 060d62544..fcbeb4724 100644
--- a/tests/gold/html/styled/function_index.html
+++ b/tests/gold/html/styled/function_index.html
@@ -1,12 +1,12 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
         <link rel="stylesheet" href="extra.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -17,7 +17,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -43,9 +43,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -56,7 +56,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -65,11 +65,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">function<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -101,15 +101,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/styled/index.html b/tests/gold/html/styled/index.html
index 92fa9271d..da2d101e7 100644
--- a/tests/gold/html/styled/index.html
+++ b/tests/gold/html/styled/index.html
@@ -1,12 +1,12 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
         <link rel="stylesheet" href="extra.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -17,7 +17,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,10 +64,10 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -97,15 +97,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href="a_py.html"></a>
         <a id="nextFileLink" class="nav" href="a_py.html"></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/unicode/class_index.html b/tests/gold/html/unicode/class_index.html
index 42d7a4353..e2313d51d 100644
--- a/tests/gold/html/unicode/class_index.html
+++ b/tests/gold/html/unicode/class_index.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
             </div>
         </form>
@@ -55,7 +55,7 @@ <h2>
         </h2>
         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
 </header>
@@ -64,11 +64,11 @@ <h2>
         <thead>
             <tr class="tablehead" title="Click to sort">
                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
-                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th class="name left" aria-sort="none" data-default-sort-order="ascending" data-shortcut="n">class<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
             </tr>
         </thead>
         <tbody>
@@ -100,15 +100,15 @@ <h2>
     <div class="content">
         <p>
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
         </p>
     </div>
     <aside class="hidden">
         <a id="prevFileLink" class="nav" href=""></a>
         <a id="nextFileLink" class="nav" href=""></a>
-        <button type="button" class="button_prev_file" data-shortcut="["/>
-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/unicode/function_index.html b/tests/gold/html/unicode/function_index.html
index 506267a04..669bfde3b 100644
--- a/tests/gold/html/unicode/function_index.html
+++ b/tests/gold/html/unicode/function_index.html
@@ -1,11 +1,11 @@
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-<html>
+<html lang="en">
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     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
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             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
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                 <p class="legend">Shortcuts on this page</p>
@@ -42,9 +42,9 @@ <h1>Coverage report:
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-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
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+                <input id="hide100" type="checkbox" >
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-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
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+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/unicode/index.html b/tests/gold/html/unicode/index.html
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--- a/tests/gold/html/unicode/index.html
+++ b/tests/gold/html/unicode/index.html
@@ -1,11 +1,11 @@
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-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage report</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="indexfile">
 <header>
@@ -16,7 +16,7 @@ <h1>Coverage report:
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -41,9 +41,9 @@ <h1>Coverage report:
             </div>
         </aside>
         <form id="filter_container">
-            <input id="filter" type="text" value="" placeholder="filter..." />
+            <input id="filter" type="text" value="" placeholder="filter...">
             <div>
-                <input id="hide100" type="checkbox" />
+                <input id="hide100" type="checkbox" >
                 <label for="hide100">hide covered</label>
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@@ -54,7 +54,7 @@ <h2>
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         <p class="text">
             <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
-            created at 2024-04-21 10:14 -0400
+            created at 2024-04-21 10:39 -0400
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@@ -63,10 +63,10 @@ <h2>
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                 <th class="name left" aria-sort="none" data-shortcut="f">File<span class="arrows"></span></th>
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-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"/></th>
-                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"/></th>
-                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"/></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="s">statements<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="m">missing<span class="arrows"></span></th>
+                <th aria-sort="none" data-default-sort-order="descending" data-shortcut="x">excluded<span class="arrows"></span></th>
+                <th class="right" aria-sort="none" data-shortcut="c">coverage<span class="arrows"></span></th>
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+            created at 2024-04-21 10:39 -0400
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-        <button type="button" class="button_next_file" data-shortcut="]"/>
-        <button type="button" class="button_show_hide_help" data-shortcut="?"/>
+        <button type="button" class="button_prev_file" data-shortcut="["></button>
+        <button type="button" class="button_next_file" data-shortcut="]"></button>
+        <button type="button" class="button_show_hide_help" data-shortcut="?"></button>
     </aside>
 </footer>
 </body>
diff --git a/tests/gold/html/unicode/unicode_py.html b/tests/gold/html/unicode/unicode_py.html
index 8d2b6cdda..8847845bd 100644
--- a/tests/gold/html/unicode/unicode_py.html
+++ b/tests/gold/html/unicode/unicode_py.html
@@ -1,11 +1,11 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
     <title>Coverage for unicode.py: 100%</title>
     <link rel="icon" sizes="32x32" href="favicon_32.png">
     <link rel="stylesheet" href="style.css" type="text/css">
-    <script type="text/javascript" src="coverage_html.js" defer></script>
+    <script src="coverage_html.js" defer></script>
 </head>
 <body class="pyfile">
 <header>
@@ -17,7 +17,7 @@ <h1>
         <aside id="help_panel_wrapper">
             <input id="help_panel_state" type="checkbox">
             <label for="help_panel_state">
-                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts" />
+                <img id="keyboard_icon" src="keybd_closed.png" alt="Show/hide keyboard shortcuts">
             </label>
             <div id="help_panel">
                 <p class="legend">Shortcuts on this page</p>
@@ -64,18 +64,18 @@ <h2>
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-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
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@@ -89,12 +89,12 @@ <h2>
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     <div class="content">
         <p>
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-            <a id="nextFileLink" class="nav" href="index.html">&#xbb; next</a>
+            <a class="nav" href="index.html">&#xab; prev</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&Hat; index</a> &nbsp; &nbsp;
+            <a class="nav" href="index.html">&#xbb; next</a>
             &nbsp; &nbsp; &nbsp;
-            <a class="nav" href="https://coverage.readthedocs.io/en/6.4a0">coverage.py v6.4a0</a>,
-            created at 2022-05-20 16:28 -0400
+            <a class="nav" href="https://coverage.readthedocs.io/en/7.5.0a1.dev1">coverage.py v7.5.0a1.dev1</a>,
+            created at 2024-04-21 10:39 -0400
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 </footer>