style.css

body{
    background-color: white;
    color: black;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
    padding: 0px;
    margin: 0px;
}

.nav{
    background-color: cadetblue;
    color: white;
}

.nav ul{
    margin: 0px;
    padding: 0px;
    list-style-type: none;
    font-size: 0px;
}

.nav ul li{
    padding: 16px;
    text-align: center;
    font-size: 1.2rem;
    border-bottom: 1px solid black;
    transition: background-color 0.2s;
}

.nav ul li:hover{
    background-color: black;
}

.image-area{
    background-image: url("Background.png");
    background-position: center center;
    background-size: cover;
    padding-top: 200px;
    padding-bottom: 200px;
}

.centered-container{
    max-width: 1020px;
    margin: 0px auto;
    padding: 0px 16px;
}

.image-text{
    text-align: center;
    background-color: black;
    color: white;
    font-size: 2.5rem;
}

.intro-text{
    color: grey;
    font-size: 1.5rem;
    text-align: center;
    padding-top: 50px;
    padding-bottom: 50px;
}

.single-service{
    text-align: center;
    margin-bottom: 32px;
}

.single-service p{
    padding: 0px 16px;
}

@media screen and (min-width: 700px){
    .nav ul{
        text-align: right;
    }
    .nav ul li{
        display: inline-block;
        border-bottom: 0px;
        border-left: 1px solid black;
        text-align: left;
    }

    .single-service{
        width: 50%;
        float: left;
    }
}