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 155.0.8042.0 (wpt@0588f3896, 2026-09-04) | Firefox 157.0a1 (wpt@0588f3896, 2026-09-04) | Safari 251 preview (wpt@0588f3896, 2026-09-04) | Ladybird 1.0-b1af2 (wpt@0588f3896, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
Sort areas: 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 |
|---|---|---|---|---|---|---|
| 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 |