area
    >

    <textarea class="playable playable-html" style="height: 100px">
<div class="wrapper">
  <button class="shadow">box-shadow</button>
</div></textarea
    >

    <!-- leave everything below here alone -->
    <div class="playable-buttons">
      <input id="reset" type="button" value="Reset" />
    </div>
  </body>
  <script src="playable.js"></script>
</html>
