sDropZone = e.target.classList.contains('drop-zone')
        var isNotInputOrTextarea =
          e.target.tagName !== 'INPUT' && e.target.tagName !== 'TEXTAREA'

        if ((isWindows || isNotInputOrTextarea) && !isDropZone) {
          e.preventDefault()
        }
      }

      window.addEventListener('dragover', handleDrop, false)
      window.addEventListener('drop', handleDrop, false)
    </script>
  </body>
</html>
