headless/test/data/red_square.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <style>
 @page {
   margin: 0;
   size: 53.984375px 53.984375px;
 }
 * {
   margin: 0;
 }
 div {
   background: red;
   width: 53.984375px;
   height: 53.984375px;
 }
 </style>
 <div></div>
	<!DOCTYPE html>
	<style>
	@page {
	margin: 0;
	size: 53.984375px 53.984375px;
	}
	* {
	margin: 0;
	}
	div {
	background: red;
	width: 53.984375px;
	height: 53.984375px;
	}
	</style>
	<div></div>