<!DOCTYPE HTML> <meta charset="UTF-8"> <title>Does 'backface-visibility' create a stacking context?</title> <link rel="stylesheet" href="stacking-context-common.css"> <style> .backface-visibility { -webkit-backface-visibility: hidden; backface-visibility: hidden; } </style> <div class="contain"> <div class="maybesc backface-visibility"> <div class="inner1"></div> <div class="inner3"></div> </div> <div class="intruder"></div> </div>