order-gray-400 rounded-lg w-full bg-gray-800 text-gray-300 placeholder-gray-500">
    </div>

    <!-- Input field for the local PDF file -->
    <div id="fileInputField" class="hidden flex justify-center mb-4">
      <input id="pdfFile" type="file" accept="application/pdf" 
             class="px-4 py-2 border border-gray-400 rounded-lg w-full">
    </div>

    <!-- YouTube Playlist input -->
    <div class="flex justify-center mb-4">
      <input id="youtubeUrl" type="text" placeholder="Enter YouTube Vide