third_party/blink/web_tests/fullscreen/full-screen-is-in-top-layer-expected.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <style>
 body {
     background-color: green;
     margin: 0;
 }
 </style>

 <div>Test that fullscreen elements are in the top layer. The test passes if you see a green backdrop behind this box when fullscreen.</div>
	<!DOCTYPE html>
	<style>
	body {
	background-color: green;
	margin: 0;
	}
	</style>

	<div>Test that fullscreen elements are in the top layer. The test passes if you see a green backdrop behind this box when fullscreen.</div>