body {
    background-color: #f4f4f9;
    color: #333333;
    font-family: Arial, Helvetica, sans-serif;
    margin: 10px;
}

h1 {
    text-align: center;
}

nav {
    text-align: center;
    margin-bottom: 20px;
}

footer {
    text-align: center;
    font-size: 0.8em;
    margin-top: 20px;
    border-top: 1px solid #ccc;
    padding-top: 10px;
}

nav a {
    text-decoration: none;
    color: #0066cc;
    font-weight: bold;
    padding: 0 10px;
}

nav a:hover {
    text-decoration: underline;
}