.pdf-viewer-container {
    width: 100%;
    height: 100vh; /* Use viewport height for full height */
    margin: 20px 0;
}

.pdf-viewer {
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    height: 100%; /* Take up full height of container */
}

.no-pdf-message {
    padding: 20px;
    background-color: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-align: center;
}