diff --git a/index.html b/index.html
index 6c36adcb..cf305b19 100644
--- a/index.html
+++ b/index.html
@@ -248,7 +248,8 @@ <h5 class="card-title">Project Webvium <span class="badge text-bg-primary"
               Technologies: <br>
               java · xml · gradle · git · sqlite
             </p>
-            <button type="button" class="btn" onclick="window.location.href='/webvium/';"><i class="fa-solid fa-download"></i>&nbsp;&nbsp;<b>Download</b></button><br>
+            <button type="button" class="btn" onclick="window.location.href='/webvium/';"><i
+                class="fa-solid fa-download"></i>&nbsp;&nbsp;<b>Download</b></button><br>
           </div>
         </div>
       </div>
@@ -265,7 +266,9 @@ <h5 class="card-title">My Website <span class="badge text-bg-primary" title="Pro
               Technologies: <br>
               html · css · bootstrap · javascript · seo · php composer · git
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/mrepol742.github.io';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
+            <button type="button" class="btn"
+              onclick="window.location.href='https:\/\/github.com\/mrepol742\/mrepol742.github.io';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
           </div>
         </div>
       </div>
@@ -287,7 +290,8 @@ <h5 class="card-title">Project Webvium 'VPN' <span class="badge text-bg-warning"
               Technologies: <br>
               java · xml · openvpn
             </p>
-            <button type="button" class="btn" onclick="window.location.href='/webviumvpn/';"><i class="fa-solid fa-download"></i>&nbsp;&nbsp;<b>Download</b></button><br>
+            <button type="button" class="btn" onclick="window.location.href='/webviumvpn/';"><i
+                class="fa-solid fa-download"></i>&nbsp;&nbsp;<b>Download</b></button><br>
           </div>
         </div>
       </div>
@@ -305,8 +309,11 @@ <h5 class="card-title">Project Orion 'Chatbot' <span class="badge text-bg-primar
               Technologies: <br>
               node.js · web scraping · openai · json · npm · git
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/project-orion';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
-            <button type="button" class="btn" onclick="window.location.href='/project-orion/';"><i class="fa-solid fa-circle-info"></i>&nbsp;&nbsp;<b>Learn more</b></button><br>
+            <button type="button" class="btn"
+              onclick="window.location.href='https:\/\/github.com\/mrepol742\/project-orion';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
+            <button type="button" class="btn" onclick="window.location.href='/project-orion/';"><i
+                class="fa-solid fa-circle-info"></i>&nbsp;&nbsp;<b>Learn more</b></button><br>
           </div>
         </div>
       </div>
@@ -322,7 +329,9 @@ <h5 class="card-title">Online Catering System <span class="badge text-bg-warning
               Technologies: <br>
               php · html · css · javascript · bootstrap · mysql · git
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/Online-Catering-System';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
+            <button type="button" class="btn"
+              onclick="window.location.href='https:\/\/github.com\/mrepol742\/Online-Catering-System';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
           </div>
         </div>
       </div>
@@ -338,7 +347,9 @@ <h5 class="card-title">Room Rental System <span class="badge text-bg-warning"
               Technologies: <br>
               php · html · css · javascript · bootstrap · mysql · git
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/Room-Rental-System';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
+            <button type="button" class="btn"
+              onclick="window.location.href='https:\/\/github.com\/mrepol742\/Room-Rental-System';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
           </div>
         </div>
       </div>
@@ -355,7 +366,8 @@ <h5 class="card-title">LGU Management System <span class="badge text-bg-warning"
               Technologies: <br>
               php · html · css · javascript · bootstrap · mysql · git · php composer
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/lgu-ms\/lgu-ms';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
+            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/lgu-ms\/lgu-ms';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button><br>
           </div>
         </div>
       </div>
@@ -372,8 +384,10 @@ <h5 class="card-title">mrepol742 @ blog <span class="badge text-bg-primary"
               Technologies: <br>
               vuepress
             </p>
-            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/blog';"><i class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button>
-            <button type="button" class="btn" onclick="window.location.href='\/blog\/';"><i class="fa-solid fa-blog"></i>&nbsp;&nbsp;<b>Blog</b></button><br>
+            <button type="button" class="btn" onclick="window.location.href='https:\/\/github.com\/mrepol742\/blog';"><i
+                class="fa-solid fa-code"></i>&nbsp;&nbsp;<b>Source</b></button>
+            <button type="button" class="btn" onclick="window.location.href='\/blog\/';"><i
+                class="fa-solid fa-blog"></i>&nbsp;&nbsp;<b>Blog</b></button><br>
           </div>
         </div>
       </div>
@@ -712,6 +726,23 @@ <h5 class="my-2">Developing Back-End Apps with <br>Node.js and Express</h5>
               </div>
 
             </div>
+
+            <div class="timeline-item">
+              <div class="row">
+                <div class="col-lg-6 col-md-6 col-sm-6 order-sm-1 order-2 mt-4 mt-sm-0">
+                  <!-- dummy -->
+                </div>
+                <div class="col-lg-6 col-md-6 col-sm-6 order-sm-2 order-1">
+                  <div class="duration duration-right position-relative">
+                    <h5 class="my-2">Mastering Laravel Framework and PHP</h5>
+                    <p class="timeline-subtitle mt-3 mb-0">Board Infinity</p>
+                    <small class="text-muted mb-0">3-2024</small><br>
+                    <a href="https://www.coursera.org/account/accomplishments/verify/HTBCP5ZAMB7F">See
+                      certification</a>
+                  </div>
+                </div>
+              </div>
+            </div>
           </div>
         </div>
       </div>