css/selectors/invalidation/nth-last-child-of-in-shadow-root-ref.html - external/w3c/web-platform-tests - Git at Google

 <!doctype html>
 <meta charset=utf-8>
 <title>CSS Test Reference</title>
 <div>
   <div style="color: green">Should be green</div>
   <div>No green</div>
   <div>No green</div>
 </div>
	<!doctype html>
	<meta charset=utf-8>
	<title>CSS Test Reference</title>
	<div>
	<div style="color: green">Should be green</div>
	<div>No green</div>
	<div>No green</div>
	</div>