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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Reference: Size containment replaced elements intrinsic size</title>
<style>
body > div, video, audio, img, canvas, svg, iframe {
border: 3px solid orange;
contain: size;
margin-bottom: 15px;
width: 0px;
height: 0px;
float: left;
clear: both;
}
</style>
<div>abc</div>
<video></video><br>
<video controls></video><br>
<img src="support/60x60-green.png"><br>
<picture>
<source srcset="support/60x60-green.png">
<img>
</picture><br>
<canvas></canvas><br>
<svg></svg><br>
<iframe></iframe>