index.html

<html>
  <head>
    <script src="/bundle.js"></script>
    <title>RGL Example</title>
  </head>
  <body>
    <h3>React-Grid-Layout Dev</h3>
    <p>Try dragging the elements around.</p>
    <p>If you don't see any content, run webpack (<span style="font-family:monospace">npm run dev</span>)
      and load this file from the server it opens.</p>
    <div id="content"></div>
  </body>
</html>