.pdf-viewer-container{position:relative;max-width:600px;margin:auto}.pdf-viewer-controls{text-align:center;margin-bottom:10px}.pdf-viewer-button{padding:10px 15px;margin:0 5px;border:none;background-color:#007bff;color:#fff;border-radius:5px;cursor:pointer;transition:background-color .3s ease}.pdf-viewer-button:hover{background-color:#0056b3}.pdf-viewer-zoom-button{padding:5px 10px;margin:0 5px;border:none;background-color:#28a745;color:#fff;border-radius:5px;cursor:pointer;transition:background-color .3s ease}.pdf-viewer-zoom-button:hover{background-color:#218838}.pdf-viewer-pagination{text-align:center;margin-top:10px}.pdf-viewer-page-info{margin:0 10px;font-size:16px}.pdf-container{border:1px solid #ccc;position:relative;padding:20px;border-radius:10px}.audio-player audio::-webkit-media-controls-enclosure{display:flex}.audio-player audio::-webkit-media-controls-panel{display:flex;flex-direction:row-reverse}.audio-player audio::-webkit-media-controls-download-button{display:none}