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Status

This page documents the implementation status of various HTML and CSS features in Blitz.

CSS PropertiesHTML ElementsEventsWPT TestsWPT History

This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.

wpt / css / css-scroll-snap

Score history
1 month3 months6 months1 year2 years4 yearsAll time
0%20%40%60%80%100%May 2025Jul 2025Sep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026Nov 2026css/css-scroll-snap

Data from commit:
b6ace6a

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total8.58%(16/219)7.30%(156/880)17.72%
parsing25.92%(7/27)25.92%(123/439)28.01%
snap-after-relayout5.55%(2/36)5.55%(2/74)2.70%
snap-events1.58%(0/21)0.00%(2/60)3.33%
scroll-initial-target5.55%(1/18)5.55%(5/29)17.24%
input0.00%(0/6)0.00%(0/18)0.00%
snap-after-initial-layout0.00%(0/7)0.00%(0/7)0.00%
crashtests100.00%(1/1)100.00%(1/1)100.00%
TestSubtestsSubtest %Status
capturing-snap-positions.html(0/1)0.00%FAIL
ignore-snap-points-orthogonal-to-snap-axis.html(0/1)0.00%FAIL
inheritance.html(0/38)0.00%FAIL
large-scroll-margin-001.html(1/1)100.00%PASS
multicol-001.html(0/3)0.00%FAIL
multicol-002.html(0/3)0.00%FAIL
multicol-003.html(0/3)0.00%FAIL
nested-scrollIntoView-snaps.html(0/1)0.00%FAIL
no-snap-position.html(2/3)66.66%FAIL
overflowing-snap-areas-nested.html(0/2)0.00%FAIL
overflowing-snap-areas.html(7/11)63.63%FAIL
overscroll-snap.html(0/1)0.00%SKIP
resnap-on-layout-is-immediate.html(0/1)0.00%FAIL
resnap-on-snap-alignment-change.html(0/1)0.00%FAIL
scroll-margin-editable.html(0/1)0.00%SKIP
scroll-margin-focus.html(0/1)0.00%FAIL
scroll-margin-overflow-ancestor.html(0/4)0.00%FAIL
scroll-margin-visibility-check.html(0/1)0.00%SKIP
scroll-margin.html(0/2)0.00%FAIL
scroll-on-large-element-not-covering-snapport.html(0/1)0.00%FAIL
scroll-padding-and-margin.html(0/2)0.00%FAIL
scroll-padding-focus.html(0/2)0.00%FAIL
scroll-padding-percentage.html(2/2)100.00%PASS
scroll-padding.html(0/1)0.00%FAIL
scroll-snap-nested-snap-area-layout-changed.html(0/2)0.00%SKIP
scroll-snap-root-001.html(0/1)0.00%FAIL
scroll-snap-root-002.html(0/1)0.00%FAIL
scroll-snap-root-003.html(1/1)100.00%PASS
scroll-snap-stop-001.html(0/4)0.00%FAIL
scroll-snap-stop-002-nested.html(0/1)0.00%FAIL
scroll-snap-stop-002.html(2/6)33.33%FAIL
scroll-snap-stop-change.html(0/2)0.00%FAIL
scroll-snap-stop-dynamic-crash.html(1/1)100.00%PASS
scroll-snap-type-change.html(0/2)0.00%FAIL
scroll-snap-type-on-root-element.html(0/3)0.00%FAIL
scroll-snap-type-pair-001.html(0/1)0.00%FAIL
scroll-snap-type-pair-002.html(0/1)0.00%FAIL
scroll-snap-type-pair-003.html(0/1)0.00%FAIL
scroll-snap-type-pair-004.html(0/1)0.00%FAIL
scroll-snap-type-pair-005.html(0/1)0.00%TIMEOUT
scroll-snap-type-pair-006.html(0/1)0.00%FAIL
scroll-snap-type-pair-007.html(0/1)0.00%FAIL
scroll-snap-type.html(2/4)50.00%FAIL
scroll-target-align-001.html(0/1)0.00%FAIL
scroll-target-align-002.html(0/1)0.00%FAIL
scroll-target-align-003.html(0/1)0.00%FAIL
scroll-target-align-004.html(0/1)0.00%FAIL
scroll-target-align-005.html(0/1)0.00%FAIL
scroll-target-align-006.html(0/1)0.00%FAIL
scroll-target-margin-001.html(0/1)0.00%FAIL
scroll-target-margin-002.html(0/1)0.00%FAIL
scroll-target-margin-003.html(0/1)0.00%FAIL
scroll-target-margin-004.html(0/1)0.00%FAIL
scroll-target-margin-005.html(0/1)0.00%SKIP
scroll-target-margin-006.html(0/1)0.00%FAIL
scroll-target-padding-001.html(0/1)0.00%FAIL
scroll-target-padding-002.html(0/1)0.00%FAIL
scroll-target-padding-003.html(0/1)0.00%FAIL
scroll-target-snap-001.html(0/1)0.00%FAIL
scroll-target-snap-002.html(0/1)0.00%FAIL
scroll-target-snap-003.html(0/1)0.00%FAIL
scrollTo-scrollBy-snaps.html(0/40)0.00%FAIL
selection-target.html(0/1)0.00%SKIP
single-axis-001.html(0/2)0.00%FAIL
single-axis-002.html(0/2)0.00%FAIL
single-axis-003.html(0/1)0.00%FAIL
single-axis-004.html(0/2)0.00%FAIL
single-axis-005.html(0/2)0.00%FAIL
single-axis-006.html(0/2)0.00%FAIL
single-axis-007.html(0/1)0.00%TIMEOUT
single-axis-008.html(0/2)0.00%FAIL
single-axis-009.html(0/1)0.00%FAIL
smooth-anchor-scroll-in-snap-container.html(0/1)0.00%FAIL
snap-after-style-change-respects-scroll-behavior.html(0/1)0.00%SKIP
snap-area-capturing-add-scroll-container.html(0/2)0.00%FAIL
snap-area-capturing-remove-scroll-container.html(0/1)0.00%FAIL
snap-at-user-scroll-end.html(0/1)0.00%FAIL
snap-fling-in-large-area.html(0/1)0.00%FAIL
snap-fling-past-furthest-area.html(0/1)0.00%FAIL
snap-inline-block.html(0/8)0.00%FAIL
snap-intended-direction.html(0/1)0.00%FAIL
snap-into-covering-area.html(0/1)0.00%SKIP
snap-on-focus.html(0/1)0.00%FAIL
snap-to-column-scroll-origin.html(0/4)0.00%FAIL
snap-to-combination-of-two-elements-1.html(0/1)0.00%FAIL
snap-to-combination-of-two-elements-2.html(0/1)0.00%FAIL
snap-to-empty-sized-element.html(0/1)0.00%FAIL
snap-to-transformed-target.html(0/3)0.00%FAIL
snap-to-visible-areas-both-pseudo.html(0/1)0.00%FAIL
snap-to-visible-areas-both.html(0/1)0.00%FAIL
snap-to-visible-areas-margin-both.html(0/1)0.00%FAIL
snap-to-visible-areas-margin-x-axis.html(0/1)0.00%FAIL
snap-to-visible-areas-margin-y-axis.html(0/1)0.00%FAIL
snap-to-visible-areas-unreachable.html(0/4)0.00%FAIL
snap-to-visible-areas-x-axis.html(0/1)0.00%FAIL
snap-to-visible-areas-y-axis.html(0/1)0.00%FAIL
snap-to-zero-height-interior-area.html(1/3)33.33%FAIL
snapevent-constructor.html(0/4)0.00%FAIL
unreachable-snap-positions-001.html(0/1)0.00%FAIL
unreachable-snap-positions-002.html(4/4)100.00%PASS
unreachable-snap-positions-003.html(0/1)0.00%FAIL
unreachable-snap-positions-004.html(0/1)0.00%FAIL
unrelated-gesture-scroll-during-snap.html(0/2)0.00%SKIP