body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    text-align: center;
}

header {
    background-color: #333;
    color: white;
    padding: 20px;
}

main {
    padding: 20px;
}

.btn {
    background-color: #008cba;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    border-radius: 5px;
}

.btn:hover {
    background-color: #005f75;
}

.pdf-link {
    display: inline-block;
    margin-top: 20px;
    font-size: 18px;
    color: #008cba;
    text-decoration: none;
    font-weight: bold;
}

.pdf-link:hover {
    color: #005f75;
    text-decoration: underline;
}