body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f8f8f8;
    color: #333;
}

header {
    background: #0084ff;
    color: white;
    padding: 2rem;
    text-align: center;
}

footer {
    text-align: center;
    padding: 1rem;
    background: #eee;
    margin-top: 2rem;
}