body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f4f6f8;
    color: #333;
    text-align: center;
    margin: 0;
    padding: 20px;
}

.download-card {
    background: white;
    max-width: 500px;
    margin: 40px auto;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.btn-download {
    display: inline-block;
    background-color: #007bff;
    color: white;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    border-radius: 8px;
    margin: 20px 0;
    transition: background-color 0.3s;
}

.btn-download:hover {
    background-color: #0056b3;
}

.version-history {
    margin-top: 30px;
    text-align: left;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

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

.version-history li {
    margin: 10px 0;
}

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

.version-history a:hover {
    text-decoration: underline;
}

.file-info {
    font-size: 12px;
    color: #888;
    margin-left: 10px;
}