body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h1 {
    color: #333;
    text-align: center;
}

ul {
    list-style-type: none;
    padding: 0;
}

li {
    margin-bottom: 10px;
    padding: 10px;
    background-color: #f9f9f9;
    border-radius: 3px;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.lastmod {
    font-size: 0.9em;
    color: #666;
    margin-left: 10px;
}