body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: auto;
    padding: 20px;
    line-height: 1.6;
    background-color: #f9f9f9;
}
h1 {
    color: #800000;
}
a {
    color: #3498db;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}