| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Containment Test: contain is not animatable</title> |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/"> |
| <link rel="help" href="https://drafts.csswg.org/css-contain/#contain-property"> |
| <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> |
| <meta name=assert content="the contain property is not animatable"> |
| <style> |
| div { |
| border: 50px solid green; |
| background: red; |
| position: absolute; /* for shrinkwrap */ |
| contain: strict; |
| |
| animation-duration: 1s; |
| animation-name: bad; |
| animation-play-state: paused; |
| |
| font-size: 100px; |
| } |
| |
| @keyframes bad { |
| from { |
| contain: none; |
| } |
| } |
| </style> |
| |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| <div> </div> |
| |
