src/cobalt/layout_tests/testdata/css-2-1/10-1-non-positioned-stacking-context-above-containing-block-should-apply-proper-offset-to-children.html - cobalt - Git at Google

 <!DOCTYPE html>
 <html>
 <!--
  | This test ensures that an element with a non-positioned stacking context
  | above its positioned containing block will have its offset from the
  | containing block calculated correctly. The results should display the blue
  | block directly under the green block.
  |   https://www.w3.org/TR/CSS21/visudet.html#containing-block-details
  -->
 <head>
   <style>
     body {
       font-family: Roboto;
       font-size: 16px;
     }
     .non-positioned-stacking-context {
       position: static;

       opacity: .9;

       width: 300px;
       height: 50px;
       margin-left: 40px;
     }
     .absolute-container {
       position: absolute;

       width: 300px;
       height: 50px;

       background-color: rgb(15, 157, 88);
     }
     .positioned-element {
       position: absolute;

       z-index: 1;

       width: 300px;
       height: 20px;
       top: 60px;

       background-color: rgb(66, 133, 244);
     }
   </style>
 </head>
 <body>
   <div class="non-positioned-stacking-context">
     <div class="absolute-container">
       <div class="positioned-element"></div>
     </div>
   </div>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<!--
	\| This test ensures that an element with a non-positioned stacking context
	\| above its positioned containing block will have its offset from the
	\| containing block calculated correctly. The results should display the blue
	\| block directly under the green block.
	\| https://www.w3.org/TR/CSS21/visudet.html#containing-block-details
	-->
	<head>
	<style>
	body {
	font-family: Roboto;
	font-size: 16px;
	}
	.non-positioned-stacking-context {
	position: static;

	opacity: .9;

	width: 300px;
	height: 50px;
	margin-left: 40px;
	}
	.absolute-container {
	position: absolute;

	width: 300px;
	height: 50px;

	background-color: rgb(15, 157, 88);
	}
	.positioned-element {
	position: absolute;

	z-index: 1;

	width: 300px;
	height: 20px;
	top: 60px;

	background-color: rgb(66, 133, 244);
	}
	</style>
	</head>
	<body>
	<div class="non-positioned-stacking-context">
	<div class="absolute-container">
	<div class="positioned-element"></div>
	</div>
	</div>
	</body>
	</html>