body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #121212;
    color: #fff;
    text-align: center;
}

header {
    background: #222;
    padding: 20px;
}

h1 {
    margin: 0;
}

section {
    padding: 20px;
}

ul {
    list-style: none;
    padding: 0;
}

a {
    color: #00bfff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    background: #222;
    padding: 10px;
    margin-top: 20px;
}