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 / CSS2 / linebox

Spec: CSS ↗

Runs: Chrome 155.0.8039.0 (wpt@6ec9fd59f, 2026-09-03) | Firefox 157.0a1 (wpt@6ec9fd59f, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

Area	Chrome	Firefox	Safari	Ladybird	Servo	Blitz
Total	99.3%853/859	99.7%856/859	99.4%854/859	97.1%834/859	85.0%730/859	75.6%649/859
animations	100.0%628/628	100.0%628/628	100.0%628/628	100.0%628/628	80.6%506/628	80.6%506/628
crashtests	100.0%2/2	100.0%2/2	100.0%2/2	100.0%2/2	100.0%2/2	100.0%2/2

Test	Chrome	Firefox	Safari	Ladybird	Servo	Blitz
anonymous-inline-inherit-001.html	PASS	PASS	PASS	FAIL	FAIL	PASS
baseline-block-with-overflow-001.html	PASS	PASS	PASS	FAIL	PASS	PASS
border-padding-bleed-001.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
border-padding-bleed-002.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
border-padding-bleed-003.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
empty-inline-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
empty-inline-002.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
empty-inline-003.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
fractional-line-height.html	PASS	PASS	PASS	PASS	PASS	PASS
iframe-in-block-in-inline.html	PASS	PASS	PASS	PASS	PASS	PASS
iframe-in-wrapped-span.html	PASS	PASS	PASS	PASS	PASS	PASS
inline-box-001.xht	PASS	PASS	PASS	PASS	PASS	FAIL
inline-box-002.xht	PASS	PASS	PASS	PASS	PASS	FAIL
inline-children-root-linebox-crash-001.html	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-002.xht	FAIL	PASS	PASS	FAIL	PASS	FAIL
inline-formatting-context-003.xht	FAIL	PASS	PASS	FAIL	PASS	FAIL
inline-formatting-context-004.xht	FAIL	PASS	PASS	PASS	PASS	FAIL
inline-formatting-context-005.xht	FAIL	PASS	PASS	PASS	PASS	FAIL
inline-formatting-context-006.xht	FAIL	PASS	PASS	PASS	PASS	FAIL
inline-formatting-context-007.xht	FAIL	PASS	PASS	PASS	PASS	FAIL
inline-formatting-context-008.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-009.xht	PASS	PASS	PASS	FAIL	PASS	PASS
inline-formatting-context-011.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-012.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-013.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-015.xht	PASS	PASS	PASS	PASS	PASS	PASS
inline-formatting-context-022.xht	PASS	PASS	PASS	PASS	PASS	FAIL
inline-formatting-context-023.xht	PASS	PASS	FAIL	FAIL	PASS	FAIL
inline-negative-margin-001.html	13/13	12/13	13/13	8/13	13/13	2/13
inline-negative-margin-minmax-crash-001.html	PASS	PASS	PASS	PASS	PASS	PASS
leading-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-box-height-002.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-breaking-font-size-zero-001.html	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-002.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-004.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-005.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-006.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-007.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-013.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-015.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-016.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-017.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-018.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-024.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-025.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-026.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-027.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-028.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-029.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-035.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-037.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-038.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-039.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-040.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-046.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-048.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-049.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-050.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-051.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-057.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-058.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-059.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-060.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-061.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-062.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-068.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-069.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-070.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-071.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-072.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-073.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-079.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-080.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-081.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-082.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-083.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-084.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-090.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-092.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-093.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-094.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-095.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-101.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-102.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-103.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-104.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-105.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-106.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-112.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-121.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-125.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
line-height-126.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-127.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-128.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-129.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-applies-to-001.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-002.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-003.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-004.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-005.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-applies-to-006.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-applies-to-007.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-008.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-009.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-012.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-013.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-014.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-015.xht	PASS	PASS	PASS	PASS	PASS	FAIL
line-height-applies-to-016.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-bleed-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-bleed-002.xht	PASS	PASS	PASS	PASS	PASS	PASS
line-height-oof-descendants-001.html	PASS	PASS	PASS	PASS	PASS	PASS
needs-layout-transform.html	PASS	PASS	PASS	PASS	PASS	PASS
soft-wrap-opportunity-after-replaced-content-crash.html	PASS	PASS	PASS	PASS	PASS	PASS
split-inline-borders.html	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-004.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-005.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-006.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-007.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-008.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-016.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-017.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-018.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-019.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-020.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-028.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-029.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-030.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-031.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-032.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-040.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-041.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-042.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-043.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-044.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-052.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-053.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-054.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-055.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-056.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-064.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-065.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-066.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-067.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-068.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-076.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-077.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-078.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-079.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-080.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-088.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-089.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-090.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-091.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-092.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-100.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-101.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-102.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-103.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-104.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-109.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-110.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-111.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-117a.xht	PASS	PASS	PASS	FAIL	FAIL	FAIL
vertical-align-118a.xht	PASS	PASS	PASS	PASS	FAIL	FAIL
vertical-align-121.xht	PASS	PASS	PASS	FAIL	FAIL	FAIL
vertical-align-122.xht	PASS	PASS	PASS	FAIL	PASS	FAIL
vertical-align-applies-to-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-002.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-003.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-004.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-005.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-006.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-007.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-applies-to-008.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-applies-to-009.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-012.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-013.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-014.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-applies-to-015.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-baseline-001.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-baseline-002.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-baseline-003.xht	PASS	PASS	FAIL	FAIL	PASS	FAIL
vertical-align-baseline-004a.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-baseline-005a.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-baseline-006.xht	PASS	PASS	PASS	PASS	PASS	FAIL
vertical-align-baseline-007.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-baseline-008.xht	PASS	PASS	PASS	FAIL	PASS	PASS
vertical-align-baseline-009.xht	PASS	PASS	FAIL	PASS	PASS	FAIL
vertical-align-baseline-010.xht	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-negative-leading-001.html	PASS	PASS	PASS	FAIL	FAIL	FAIL
vertical-align-nested-top-001.html	PASS	PASS	PASS	PASS	PASS	PASS
vertical-align-sub-001.xht	PASS	FAIL	FAIL	FAIL	PASS	PASS
vertical-align-super-001.xht	PASS	FAIL	FAIL	FAIL	PASS	PASS
vertical-align-top-bottom-001.html	20/20	20/20	20/20	20/20	18/20	4/20
vertical-align-top-bottom-padding.html	PASS	PASS	PASS	PASS	PASS	PASS
video-needs-layout-crash.html	PASS	PASS	PASS	PASS	PASS	PASS