<!DOCTYPE html>
<html>
  <head>
    <link rel="icon" href="data:,">
  </head>
  <body>
    <button id="submit" aria-describedby="hint" aria-required="true">Send form</button>
    <p id="hint">Sends the form to the server</p>
    <div id="hidden" aria-hidden="true">Invisible</div>
    <input id="volume" type="range" min="0" max="10" value="7" aria-label="Volume">
    <div id="scope">
      <button>Inside only</button>
    </div>
    <button>Outside only</button>
  </body>
</html>
