body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    text-align: center;
    margin: 0;
}

header {
    background-color: #0077cc;
    color: white;
    padding: 30px;
}

section {
    margin: 40px;
    font-size: 18px;
}

footer {
    margin-top: 50px;
    padding: 20px;
    background-color: #222;
    color: white;
}