<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>CSS Test: Regions create new stacking context</title> <link rel="author" title="Alan Stearns" href="mailto:stearns@adobe.com" /> <style type="text/css"> .greensquare{ background: green; height: 100px; width: 50px; } </style> </head> <body> <p>Test passes if there is no red.</p> <div class="greensquare"></div> </body> </html>