<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Iframe youtube example</title>
  </head>
  <body>
    <h1>Everybody loves Nyancat</h1>

    <iframe width="420" height="315" src="https://www.youtube.com/embed/QH2-TGUlwu4" frameborder="0" allowfullscreen>\n</iframe>
  </body>
</html>