 font-weight: 500;
      cursor: pointer;
      transition: all 0.3s ease;
    }

    .copy-btn:hover {
      background: #e5e7eb;
      border-color: #d1d5db;
    }

    .copy-btn.success {
      background: #10b981;
      border-color: #10b981;
      color: white;
    }

    #imgDataUri {
      width: 100%;
      height: 120px;
      border: 2px solid #e5e7eb;
      border-radius: 8px;
      padding: 12px;
      font-family: 'Courier New', monospace;
      font-size: 12px;
      background: #f9fafb;
     