Basic CSS
body {
    background: #111111;
    color: rgb(8, 8, 8);
    font-family: Arial, sans-serif;
    margin: 0;
}

header {
    background: teal;
    padding: 20px;
    text-align: center;
}

section {
    padding: 20px;
}

a {
    color: #4fd1c5;
}