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-pseudo
Spec: CSS Pseudo-Elements ↗
Runs: Chrome 155.0.8042.0 (wpt@4eb09bcd9, 2026-09-04) | Firefox 157.0a1 (wpt@c3fcbf4ba, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-52f0f (wpt@a1ecd0c09, 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 | 92.2%1044/1132 | 74.5%843/1132 | 71.6%811/1132 | 54.6%618/1132 | 45.5%515/1132 | 13.3%150/1132 |
| crashtests | 100.0%4/4 | 100.0%4/4 | 100.0%4/4 | 75.0%3/4 | 100.0%4/4 | 100.0%4/4 |
| highlight-cascade | 99.3%149/150 | 60.0%90/150 | 89.3%134/150 | 52.0%78/150 | 45.3%68/150 | 16.7%25/150 |
| parsing | 98.9%280/283 | 84.5%239/283 | 95.1%269/283 | 63.3%179/283 | 58.0%164/283 | 0.0%0/283 |
| slider | 0.0%0/7 | 0.0%0/7 | 0.0%0/7 | 100.0%7/7 | 42.9%3/7 | 0.0%0/7 |