WPT
wpt / css / css-fonts / variations / font-weight-lighter-bolder.html
Spec: CSS Fonts ↗
Runs: Chrome 155.0.8041.0 (wpt@2c385f65e, 2026-09-04) | Firefox 157.0a1 (wpt@2c385f65e, 2026-09-04) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7825 (wpt@2c385f65e, 2026-09-04) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 22/22 | 22/22 | 22/22 | 22/22 | 22/22 | 22/22 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Test lighter font-weight for base weight 99 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 99 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 100 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 100 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 349 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 349 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 350 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 350 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 549 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 549 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 550 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 550 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 749 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 749 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 750 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 750 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 899 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 899 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 900 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 900 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test lighter font-weight for base weight 901 | PASS | PASS | PASS | PASS | PASS | PASS |
| Test bolder font-weight for base weight 901 | PASS | PASS | PASS | PASS | PASS | PASS |