body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 20px;
    color: #222;
}

header {
    background-color: #222;
    color: #fff;
    padding: 20px;
    text-align: center;
}

footer {
    text-align: center;
    font-size: 0.9em;
    color: #666;
    margin-top: 40px;
}

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

a:hover {
    text-decoration: underline;
}

table {
    width: 80%;
    margin: auto;
    border-collapse: collapse;
    background: #fff;
}

th, td {
    border: 1px solid #ccc;
    text-align: center;
}