LayoutTests/fast/selectors/scope-works-as-root.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <style>
 /* :scope works as :root in stylesheet. */
 :scope { background-color: green }
 </style>
 </head>
 <body>
 <p>The background of the document should be green</p>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<style>
	/* :scope works as :root in stylesheet. */
	:scope { background-color: green }
	</style>
	</head>
	<body>
	<p>The background of the document should be green</p>
	</body>
	</html>