| <!DOCTYPE html> |
| <title>CSS Cascade Layers: 'revert-layer' from animation origin to author origin on custom property</title> |
| <link rel="help" href="https://drafts.csswg.org/css-cascade-5/#revert-layer"> |
| <link rel="author" href="mailto:xiaochengh@chromium.org"> |
| <link rel="match" href="reference/ref-filled-green-100px-square.xht"> |
| |
| <style> |
| #target { |
| width: var(--x); |
| --x: 150px; |
| height: 100px; |
| background-color: green; |
| animation: anim linear 2s -1s paused; |
| } |
| |
| @property --x { |
| syntax: '<length>'; |
| initial-value: 0px; |
| inherits: false; |
| } |
| |
| @keyframes anim { |
| from { --x: 50px; } |
| to { --x: revert-layer; } |
| } |
| </style> |
| |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| <div id="target"></div> |
