body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #fff;
    text-align: center;
    background-image: url('../images/cerp-background-1.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: cover center;
    height: 100vh;
    background-size: auto 100%;
    background-position: top center;
    background-color: #f9fafc;
}
header {
    padding: 2rem;
    backdrop-filter: brightness(.9);
}
header img {
    max-height: 90px;
}
main {
    margin-top: 100px;
}
nav {
    position: absolute;
    top: 20px;
    right: 30px;
}
nav a {
    margin-left: 20px;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}
.content {
    backdrop-filter: brightness(.85);
    padding: 2rem;
    margin: 0 2rem;
    border-radius: 10px;
}
.content a {
    color: #fff;
    text-decoration: underline;
}
.content a:hover {
    color: #51a9dd;
    text-decoration: underline;
}
.left-aligned {
    text-align: left;
}

@media (max-width: 768px) {
    header img {
        max-height: 60px;
    }
    nav {
        position: static;
        text-align: center;
        margin-top: 20px;
    }
    nav a {
        display: inline-block;
        margin: 0 10px;
    }
    .content {
        margin: 1rem;
        padding: 1rem;
    }
}