body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

h1 {
    margin: 0;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}

a {
    color: #fff;
    text-decoration: none;
}