WPT
This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.
wpt / css / css-backgrounds / animations / invalidation
Spec: CSS Backgrounds ↗
Runs: Chrome 159.0.8151.0 (wpt@3a4bbe672, 2026-11-09) | Firefox 162.0a1 (wpt@3a4bbe672, 2026-11-09) | Safari 256 preview (wpt@3a4bbe672, 2026-11-09) | Ladybird 1.0-da9df (wpt@f6b99abe0, 2026-11-09) | Servo Servo 0.8 (wpt@fea36e49d, 2026-11-08) | Blitz b6ace6a0c (wpt@f6789b0b5, 2026-11-09)
Sort: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 25.0%1/4 | 25.0%1/4 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 25.0%1/4 | 25.0%1/4 |
| background-color-animation-with-zero-alpha.html | PASS | PASS | PASS | PASS | PASS | PASS |
| background-color-transition-obscured.html | PASS | PASS | PASS | PASS | TIMEOUT | FAIL |
| background-color-transition-with-delay.html | PASS | PASS | PASS | PASS | TIMEOUT | FAIL |
| background-color-transition-with-initially-transparent.html | PASS | PASS | PASS | PASS | TIMEOUT | FAIL |