LayoutTests/transforms/3d/general/background-visibility-layers.html - WebKit - Git at Google

 <!DOCTYPE html>
 <style>div { width: 100px; height: 100px } </style>
 <div style="-webkit-transform: rotateX(180deg); -webkit-transform-style: preserve-3d; background: green">
   <div style="-webkit-backface-visibility: hidden; background: red;"></div>
 </div>
	<!DOCTYPE html>
	<style>div { width: 100px; height: 100px } </style>
	<div style="-webkit-transform: rotateX(180deg); -webkit-transform-style: preserve-3d; background: green">
	<div style="-webkit-backface-visibility: hidden; background: red;"></div>
	</div>