index.css

.container{
    background-image: url(https://images.pexels.com/photos/2506923/pexels-photo-2506923.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=1);
    background-repeat: no-repeat;
    background-size: cover;
    overflow-y: scroll;
    overflow-x: hidden;
    height: 100vh;
}
.navBar{
    position: sticky;
    top: 0;
    overflow: hidden;
    box-shadow: 0px 0px 10px black;
}
.navBar ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #20063B;
    font-family: Rubik Wet Paint;
} 
.navBar li {
    float: left;
} 
.navBar li a {
    display: block;
    color: #CC3363;
    text-align: center;
    padding: 25px 16px;
    margin-left: 20px;
    text-decoration: none;
    font-size: 1.5rem;
}
.navBar li a:hover {
    color: #62C370;
    transition: color .5s;
}
.welcomeSection{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 5%;
}
section{
    max-width: fit-content;
    background-color: #C2F9BB;
    padding: 20px 20px;
    border-radius: 20px;
    font-family: Encode Sans Condensed;
    display: block;
    text-align: center;
    color: #20063B;
    box-shadow: 10px 10px 0px #9AD1D4;
}
h1{
    margin-bottom: 0px;
    padding-bottom: 20px;
    font-size: 3rem;
}
header{
    font-size: 2rem;
}
p{
    margin: 40px;
    font-size: 1.5rem;
}