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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-align / abspos

Spec: CSS Box Alignment ↗

Runs: Chrome 155.0.8038.0 (wpt@7addae031, 2026-09-02) | Firefox 157.0a1 (wpt@7addae031, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total100.0%1105/110596.9%1071/110593.4%1032/110517.1%189/110546.3%512/110516.5%182/1105
TestChromeFirefoxSafariLadybirdServoBlitz
align-items-static-position-001.tentative.htmlPASSPASSPASSPASSPASSPASS
align-items-static-position-002.tentative.htmlPASSPASSPASSPASSPASSPASS
align-items-static-position.htmlPASSPASSFAILFAILPASSPASS
align-out-of-flow-only-content.htmlPASSPASSPASSFAILFAILFAIL
align-self-default-overflow-htb-ltr-htb.html14/1414/1414/142/1414/142/14
align-self-default-overflow-htb-ltr-vrl.html14/1414/1414/142/1414/142/14
align-self-default-overflow-htb-rtl-htb.html14/1414/1414/142/1414/142/14
align-self-default-overflow-htb-rtl-vrl.html14/1414/1414/142/1414/142/14
align-self-default-overflow-vrl-ltr-htb.html14/1414/1414/140/140/140/14
align-self-default-overflow-vrl-ltr-vrl.html14/1414/1414/140/140/140/14
align-self-default-overflow-vrl-rtl-htb.html14/1414/1414/140/140/140/14
align-self-default-overflow-vrl-rtl-vrl.html14/1414/1414/140/140/140/14
align-self-htb-ltr-htb.html16/1616/1616/162/1616/162/16
align-self-htb-ltr-vlr.html16/1616/1616/162/1614/162/16
align-self-htb-ltr-vrl.html16/1616/1616/162/1614/162/16
align-self-htb-rtl-htb.html16/1616/1616/162/1616/162/16
align-self-htb-rtl-vlr.html16/1616/1616/162/1614/162/16
align-self-htb-rtl-vrl.html16/1616/1616/162/1614/162/16
align-self-static-position-001.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-002.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-003.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-004.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-005.htmlPASSPASSPASSPASSPASSFAIL
align-self-static-position-006.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-007.htmlPASSFAILFAILFAILFAILFAIL
align-self-static-position-008.htmlPASSFAILFAILFAILFAILFAIL
align-self-stretch-auto-margins-aspect-ratio.htmlPASSPASSPASSFAILFAILPASS
align-self-stretch-auto-margins.htmlPASSPASSPASSPASSPASSPASS
align-self-stretch-auto-size.tentative.htmlPASSPASSPASSPASSPASSPASS
align-self-vlr-ltr-htb.html16/1616/1616/162/162/162/16
align-self-vlr-ltr-vlr.html16/1616/1616/162/162/162/16
align-self-vlr-ltr-vrl.html16/1616/1612/162/162/162/16
align-self-vlr-rtl-htb.html16/1616/1616/162/162/162/16
align-self-vlr-rtl-vlr.html16/1616/1616/162/162/162/16
align-self-vlr-rtl-vrl.html16/1616/1612/162/162/162/16
align-self-vrl-ltr-htb.html16/1616/1616/162/162/162/16
align-self-vrl-ltr-vlr.html16/1616/1612/162/162/162/16
align-self-vrl-ltr-vrl.html16/1616/1616/162/162/162/16
align-self-vrl-rtl-htb.html16/1616/1616/162/162/162/16
align-self-vrl-rtl-vlr.html16/1616/1612/162/162/162/16
align-self-vrl-rtl-vrl.html16/1616/1616/162/162/162/16
align-self-with-flex-grid-parent.htmlPASSPASSPASSPASSPASSFAIL
default-overflow-with-scroll.html6/64/66/61/64/62/6
justify-self-default-overflow-htb-ltr-htb.html14/1414/1414/142/1414/142/14
justify-self-default-overflow-htb-ltr-vrl.html14/1414/1414/142/1414/142/14
justify-self-default-overflow-htb-rtl-htb.html14/1414/1414/140/1414/140/14
justify-self-default-overflow-htb-rtl-vrl.html14/1414/1414/140/1414/140/14
justify-self-default-overflow-vrl-ltr-htb.html14/1414/1414/142/142/142/14
justify-self-default-overflow-vrl-ltr-vrl.html14/1414/1414/142/142/142/14
justify-self-default-overflow-vrl-rtl-htb.html14/1414/1414/140/140/140/14
justify-self-default-overflow-vrl-rtl-vrl.html14/1414/1414/140/140/140/14
justify-self-htb-ltr-htb.html20/2020/2020/202/2020/202/20
justify-self-htb-ltr-vlr.html20/2020/2020/202/2018/202/20
justify-self-htb-ltr-vrl.html20/2020/2016/202/2018/202/20
justify-self-htb-rtl-htb.html20/2020/2020/202/2020/202/20
justify-self-htb-rtl-vlr.html20/2020/2016/202/2018/202/20
justify-self-htb-rtl-vrl.html20/2020/2020/202/2018/202/20
justify-self-static-position-001.htmlPASSFAILFAILFAILFAILFAIL
justify-self-stretch-auto-margins-aspect-ratio.htmlPASSPASSPASSPASSFAILPASS
justify-self-stretch-auto-margins.htmlPASSPASSPASSPASSPASSPASS
justify-self-vlr-ltr-htb.html20/2020/2020/202/202/202/20
justify-self-vlr-ltr-vlr.html20/2020/2020/202/202/202/20
justify-self-vlr-ltr-vrl.html20/2020/2020/202/202/202/20
justify-self-vlr-rtl-htb.html20/2020/2016/202/202/202/20
justify-self-vlr-rtl-vlr.html20/2020/2020/202/202/202/20
justify-self-vlr-rtl-vrl.html20/2020/2020/202/202/202/20
justify-self-vrl-ltr-htb.html20/2020/2020/202/202/202/20
justify-self-vrl-ltr-vlr.html20/2020/2020/202/202/202/20
justify-self-vrl-ltr-vrl.html20/2020/2020/202/202/202/20
justify-self-vrl-rtl-htb.html20/2020/2016/202/202/202/20
justify-self-vrl-rtl-vlr.html20/2020/2020/202/202/202/20
justify-self-vrl-rtl-vrl.html20/2020/2020/202/202/202/20
safe-align-self-htb.html24/2424/2424/2412/2424/2412/24
safe-align-self-vlr.html24/2424/2424/2412/2412/2412/24
safe-align-self-vrl.html24/2424/2424/2412/2412/2412/24
safe-justify-self-htb.html24/2424/2424/2412/2424/2412/24
safe-justify-self-vlr.html24/2424/2424/2412/2412/2412/24
safe-justify-self-vrl.html24/2424/2424/2412/2412/2412/24
stretch-intrinsic-size-htb-htb.html12/128/126/123/128/123/12
stretch-intrinsic-size-htb-vrl.html12/128/126/123/128/123/12
stretch-intrinsic-size-vrl-htb.html12/128/126/123/126/123/12
stretch-intrinsic-size-vrl-vrl.html12/128/126/123/126/123/12
table-align-self-stretch.html8/84/84/84/86/80/8
table-justify-self-stretch.html8/84/84/84/86/80/8