.container {
      max-width: 900px;
      margin: 0 auto;
      background: white;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    .upload-section {
     text-align: center;
    margin-bottom: 20px;
    background: #e5e5e5 url(/images/apps/2115/crossline-lines.webp) repeat;
    padding: 20px;
    min-height: 150px;
    vertical-align: baseline;
    align-content: space-around;
    }
    .player-section {
      margin-top: 20px;
    }
    #waveform {
      width: 100%;
      height: 200px;
      border: 1px solid #ddd;
      border-radius: 8px;
      background-color: #fafafa;
      cursor: crosshair;
      margin: 15px 0;
      touch-action: none;
    }
    .controls {

      margin-bottom: 15px;
    }
    .controls input[type="number"] {
      width: 80px;
      padding: 6px;
    }
    button {
      padding: 10px 16px;
      border: none;
      border-radius: 6px;
      cursor: pointer;
    }
    button:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }
    button.primary { background-color: #007bff; color: white; }
    button.play { background-color: #17a2b8; color: white; }
    button.export { background-color: #28a745; color: white; }
    button.undo { background-color: #dc3545; color: white; }
    button.redo { background-color: #6c757d; color: white; }
    .export-section {
      text-align: center;
      margin-top: 10px;
    }
    .export-section label {
      margin-right: 10px;
    }
    .effects {
      margin: 15px 0;
      padding: 10px;
      background: #f8f9fa;
      border-radius: 6px;
      font-size: 14px;
    }
    .status {
      text-align: center;
      font-size: 14px;
      color: #007bff;
      margin: 5px 0;
    }
    .info {
      text-align: center;
      color: #666;
      font-size: 14px;
      margin: 5px 0;
    }
    .progress {
      text-align: center;
      color: #28a745;
      font-weight: bold;
      margin: 10px 0;
    }
    .edit-mode {
  margin: px10 0;
  font-size: 14px;
}
.edit-mode label {
  margin-right: 15px;
  font-weight: normal;
}