<!doctype html> <meta charset="utf-8"> <title>Verifies overflow-clip-margin extends outside bounds with contain: paint</title> <link rel="help" href="https://www.w3.org/TR/css-overflow-3/#propdef-overflow-clip-margin"> <link rel="author" title="Scott Violet" href="mailto:sky@chromium.org"> <link rel="match" href="overflow-clip-margin-004-ref.html"> <style> .container { display: flex; } .parent { width: 100px; height: 100px; flex: none; contain: paint; overflow-clip-margin: 10px; } .child { width: 200px; height: 200px; position: relative; top: -50px; left: -50px; background-color: green; } .spacer { flex: none; height: 100px; width: 100px; } </style> <p>You should see two green squares touching each other. The one on the right should be slightly larger.</p> <div class="spacer"></div> <div class="container"> <div class="spacer" style="width: 90px; background-color: green"></div> <div class="spacer" style="width: 10px"></div> <div class="parent"> <div class="child"></div> </div> </div>