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

.container {
    max-width: 800px;
    margin: auto;
    background: #fff;
    padding: 20px;
    border-radius: 5px;
}

h1, h2, h3 {
    color: #333;
}

.page-header {
    background: #333;
    color: #fff;
    padding: 1rem;
    text-align: center;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

table td {
    padding: 0.5rem;
    border: 1px solid #ddd;
}

table tr {
    background-color: #f2f2f2;
}

footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    font-size: 0.9rem;
    color: #666;
}