test/iframe.html - external/accessibility-developer-tools - Git at Google

 <!doctype html>
 <html>
 <body>
   <div id="foo" style="color: white;">Some text</div>
   <iframe src="iframe2.html"></iframe>
   <script>
     console.log(document.querySelector('#foo'));
   </script>
 </body>
 </html>
	<!doctype html>
	<html>
	<body>
	<div id="foo" style="color: white;">Some text</div>
	<iframe src="iframe2.html"></iframe>
	<script>
	console.log(document.querySelector('#foo'));
	</script>
	</body>
	</html>