| <!DOCTYPE html> |
| <html class="reftest-wait"> |
| <head> |
| <link rel="help" src="https://github.com/w3c/csswg-drafts/issues/7759"> |
| <link rel="match" href="custom-property-ref.html"> |
| <script src="/web-animations/testcommon.js"></script> |
| <script src="/common/reftest-wait.js"></script> |
| <style> |
| html { |
| overflow: hidden; |
| } |
| .spacer { |
| height: 300vh; |
| } |
| .box { |
| position: fixed; |
| left: 0; |
| top: 0; |
| width: 100px; |
| height: 100px; |
| background: black; |
| border: solid red; |
| animation: move auto linear; |
| animation-timeline: scroll(); |
| } |
| |
| @keyframes move { |
| to { |
| translate: var(--adjustment); |
| } |
| } |
| </style> |
| </head> |
| <body> |
| <div class="box"></div> |
| <div class='spacer'></div> |
| </body> |
| <script> |
| scroller = document.scrollingElement; |
| scroller.scrollTop |
| = scroller.scrollHeight - scroller.clientHeight; |
| document.documentElement.style.setProperty( |
| '--adjustment', `100px`); |
| waitForCompositorReady().then(takeScreenshot); |
| </script> |
| </html> |
