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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-box / margin-trim / computed-margin-values

Spec: CSS Box Model ↗

Runs: Chrome 155.0.8042.0 (wpt@5a6adac43, 2026-09-04) | Firefox 157.0a1 (wpt@0588f3896, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 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

AreaChromeFirefoxSafariLadybirdServoBlitz
Total19.0%26/13719.0%26/13719.0%26/13719.0%26/13719.0%26/13721.9%30/137
TestChromeFirefoxSafariLadybirdServoBlitz
block-container-block-end-nested-child.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUN2/11
block-container-block-end-with-self-collapsing-children.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUN1/18
block-container-block-end.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUNFAIL
block-container-block-start-child-with-border.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUN1/4
block-container-block-start-self-collapsing-nested.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUN0/7
block-container-block-start.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUNFAIL
flexbox-column-block-end.html1/21/21/21/21/21/2
flexbox-column-block-start.html0/20/20/20/20/20/2
flexbox-column-inline-end.html0/30/30/30/30/30/3
flexbox-column-inline-start.html0/30/30/30/30/30/3
flexbox-column-multi-line-block-end.html2/42/42/42/42/42/4
flexbox-column-multi-line-block-start.html0/40/40/40/40/40/4
flexbox-column-multi-line-block.html0/40/40/40/40/40/4
flexbox-column-multi-line-inline-end.html2/42/42/42/42/42/4
flexbox-column-multi-line-inline-start.html0/40/40/40/40/40/4
flexbox-column-style-change-triggers-layout-block-start.html2/22/22/22/22/22/2
flexbox-row-block-end.html0/30/30/30/30/30/3
flexbox-row-block-start.html0/30/30/30/30/30/3
flexbox-row-block.html0/30/30/30/30/30/3
flexbox-row-inline-end.html2/32/32/32/32/32/3
flexbox-row-inline-start.html0/30/30/30/30/30/3
flexbox-row-multi-line-block-end.html2/42/42/42/42/42/4
flexbox-row-multi-line-block-start.html0/40/40/40/40/40/4
flexbox-row-multi-line-block.html0/40/40/40/40/40/4
flexbox-row-multi-line-inline-end.html2/42/42/42/42/42/4
flexbox-row-multi-line-inline-start.html0/40/40/40/40/40/4
grid-block-end-column-auto-flow.html3/53/53/53/53/53/5
grid-block-end-item-spans-multiple-rows.html0/20/20/20/20/20/2
grid-block-end.html3/43/43/43/43/43/4
grid-block-start.html2/42/42/42/42/42/4
grid-inline-end-columns-added-to-end.html2/22/22/22/22/22/2
grid-inline-end-items-in-last-column-trimmed.html2/42/42/42/42/42/4
grid-inline-start-item-negative-span.html0/20/20/20/20/20/2
grid-inline-start.html1/51/51/51/51/51/5