css/css-forms/datetime-stacking-context-ref.html - external/w3c/web-platform-tests.git - Git at Google

 <!doctype html>
 <style>
   #cover {
     background: white;
     position: fixed;
     width: 100%;
     height: 200px;
     top: 0;
     border: 1px solid black;
   }
 </style>
 <div id="cover"></div>
	<!doctype html>
	<style>
	#cover {
	background: white;
	position: fixed;
	width: 100%;
	height: 200px;
	top: 0;
	border: 1px solid black;
	}
	</style>
	<div id="cover"></div>