body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: auto;
    padding: 20px;
}
h1 {
    color: #333;
}
p {
    line-height: 1.6;
}
nav {
    margin-bottom: 20px;
}
nav a {
    text-decoration: none;
    color: #007BFF;
    margin-right: 10px;
}
nav a:hover {
    text-decoration: underline;
}