.pdf-preview {
    width: 100%;
    height: 600px;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    margin: 20px 0;
    background-color: #f5f5f5;
}

.pdf-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

@media (max-width: 768px) {
    .pdf-preview {
        display: none;
    }
}