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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-backgrounds / background-size / vector

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 2026css/css-backgrounds/background-size/vector

Data from commit:
89e5e61 Implement `text-align-last` (#998) (2026-10-01)

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total99.51%(205/206)99.51%(205/206)99.51%
TestSubtestsSubtest %Status
background-size-vector-001.html(1/1)100.00%PASS
background-size-vector-002.html(1/1)100.00%PASS
background-size-vector-003.html(1/1)100.00%PASS
background-size-vector-004.html(1/1)100.00%PASS
background-size-vector-005.html(1/1)100.00%PASS
background-size-vector-006.html(1/1)100.00%PASS
background-size-vector-007.html(1/1)100.00%PASS
background-size-vector-008.html(1/1)100.00%PASS
background-size-vector-009.html(1/1)100.00%PASS
background-size-vector-010.html(1/1)100.00%PASS
background-size-vector-011.html(1/1)100.00%PASS
background-size-vector-012.html(1/1)100.00%PASS
background-size-vector-013.html(1/1)100.00%PASS
background-size-vector-014.html(1/1)100.00%PASS
background-size-vector-015.html(1/1)100.00%PASS
background-size-vector-016.html(1/1)100.00%PASS
background-size-vector-017.html(1/1)100.00%PASS
background-size-vector-018.html(1/1)100.00%PASS
background-size-vector-019.html(1/1)100.00%PASS
background-size-vector-020.html(1/1)100.00%PASS
background-size-vector-021.html(1/1)100.00%PASS
background-size-vector-022.html(1/1)100.00%PASS
background-size-vector-023.html(1/1)100.00%PASS
background-size-vector-024.html(1/1)100.00%PASS
background-size-vector-025.html(1/1)100.00%PASS
background-size-vector-026.html(1/1)100.00%PASS
background-size-vector-027.html(1/1)100.00%PASS
background-size-vector-028.html(1/1)100.00%PASS
background-size-vector-029.html(1/1)100.00%PASS
diagonal-percentage-vector-background.html(0/1)0.00%FAIL
tall--auto--omitted-width-percent-height.html(1/1)100.00%PASS
tall--auto--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--auto--percent-width-nonpercent-height.html(1/1)100.00%PASS
tall--auto--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--auto--percent-width-omitted-height.html(1/1)100.00%PASS
tall--auto--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--auto--percent-width-percent-height.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-omitted-height.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--nonpercent-width-percent-height.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-nonpercent-height.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-omitted-height.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--omitted-width-percent-height.html(1/1)100.00%PASS
tall--auto-32px--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--percent-width-nonpercent-height.html(1/1)100.00%PASS
tall--auto-32px--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--percent-width-omitted-height.html(1/1)100.00%PASS
tall--auto-32px--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--auto-32px--percent-width-percent-height.html(1/1)100.00%PASS
tall--contain--height.html(1/1)100.00%PASS
tall--contain--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--contain--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
tall--contain--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--contain--nonpercent-width-omitted-height.html(1/1)100.00%PASS
tall--contain--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--contain--nonpercent-width-percent-height.html(1/1)100.00%PASS
tall--contain--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--contain--omitted-width-nonpercent-height.html(1/1)100.00%PASS
tall--contain--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--contain--omitted-width-omitted-height.html(1/1)100.00%PASS
tall--contain--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--contain--omitted-width-percent-height.html(1/1)100.00%PASS
tall--contain--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--contain--percent-width-nonpercent-height.html(1/1)100.00%PASS
tall--contain--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--contain--percent-width-omitted-height.html(1/1)100.00%PASS
tall--contain--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--contain--percent-width-percent-height.html(1/1)100.00%PASS
tall--contain--width.html(1/1)100.00%PASS
tall--cover--height.html(1/1)100.00%PASS
tall--cover--nonpercent-width-nonpercent-height--crisp.html(1/1)100.00%PASS
tall--cover--nonpercent-width-nonpercent-height-viewbox--crisp.html(1/1)100.00%PASS
tall--cover--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--cover--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
tall--cover--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--cover--nonpercent-width-omitted-height.html(1/1)100.00%PASS
tall--cover--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--cover--nonpercent-width-percent-height.html(1/1)100.00%PASS
tall--cover--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--cover--omitted-width-nonpercent-height.html(1/1)100.00%PASS
tall--cover--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--cover--omitted-width-omitted-height.html(1/1)100.00%PASS
tall--cover--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--cover--omitted-width-percent-height.html(1/1)100.00%PASS
tall--cover--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
tall--cover--percent-width-nonpercent-height.html(1/1)100.00%PASS
tall--cover--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
tall--cover--percent-width-omitted-height.html(1/1)100.00%PASS
tall--cover--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
tall--cover--percent-width-percent-height.html(1/1)100.00%PASS
tall--cover--width.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-omitted-height.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--nonpercent-width-percent-height.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-nonpercent-height.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-omitted-height.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--omitted-width-percent-height.html(1/1)100.00%PASS
wide--12px-auto--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--percent-width-nonpercent-height.html(1/1)100.00%PASS
wide--12px-auto--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--percent-width-omitted-height.html(1/1)100.00%PASS
wide--12px-auto--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--12px-auto--percent-width-percent-height.html(1/1)100.00%PASS
wide--auto--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto--nonpercent-width-omitted-height.html(1/1)100.00%PASS
wide--auto--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto--nonpercent-width-percent-height.html(1/1)100.00%PASS
wide--auto--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto--omitted-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto--omitted-width-omitted-height.html(1/1)100.00%PASS
wide--auto--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto--omitted-width-percent-height.html(1/1)100.00%PASS
wide--auto--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto--percent-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto--percent-width-omitted-height.html(1/1)100.00%PASS
wide--auto--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto--percent-width-percent-height.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-omitted-height.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--nonpercent-width-percent-height.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-omitted-height.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--omitted-width-percent-height.html(1/1)100.00%PASS
wide--auto-32px--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--percent-width-nonpercent-height.html(1/1)100.00%PASS
wide--auto-32px--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--percent-width-omitted-height.html(1/1)100.00%PASS
wide--auto-32px--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--auto-32px--percent-width-percent-height.html(1/1)100.00%PASS
wide--contain--height.html(1/1)100.00%PASS
wide--contain--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--contain--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
wide--contain--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--contain--nonpercent-width-omitted-height.html(1/1)100.00%PASS
wide--contain--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--contain--nonpercent-width-percent-height.html(1/1)100.00%PASS
wide--contain--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--contain--omitted-width-nonpercent-height.html(1/1)100.00%PASS
wide--contain--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--contain--omitted-width-omitted-height.html(1/1)100.00%PASS
wide--contain--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--contain--omitted-width-percent-height.html(1/1)100.00%PASS
wide--contain--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--contain--percent-width-nonpercent-height.html(1/1)100.00%PASS
wide--contain--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--contain--percent-width-omitted-height.html(1/1)100.00%PASS
wide--contain--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--contain--percent-width-percent-height.html(1/1)100.00%PASS
wide--contain--width.html(1/1)100.00%PASS
wide--cover--height.html(1/1)100.00%PASS
wide--cover--nonpercent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--cover--nonpercent-width-nonpercent-height.html(1/1)100.00%PASS
wide--cover--nonpercent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--cover--nonpercent-width-omitted-height.html(1/1)100.00%PASS
wide--cover--nonpercent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--cover--nonpercent-width-percent-height.html(1/1)100.00%PASS
wide--cover--omitted-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--cover--omitted-width-nonpercent-height.html(1/1)100.00%PASS
wide--cover--omitted-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--cover--omitted-width-omitted-height.html(1/1)100.00%PASS
wide--cover--omitted-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--cover--omitted-width-percent-height.html(1/1)100.00%PASS
wide--cover--percent-width-nonpercent-height-viewbox.html(1/1)100.00%PASS
wide--cover--percent-width-nonpercent-height.html(1/1)100.00%PASS
wide--cover--percent-width-omitted-height-viewbox.html(1/1)100.00%PASS
wide--cover--percent-width-omitted-height.html(1/1)100.00%PASS
wide--cover--percent-width-percent-height-viewbox.html(1/1)100.00%PASS
wide--cover--percent-width-percent-height.html(1/1)100.00%PASS
wide--cover--width.html(1/1)100.00%PASS
zero-height-ratio-5px-auto.html(1/1)100.00%PASS
zero-height-ratio-auto-5px.html(1/1)100.00%PASS
zero-height-ratio-auto-auto.html(1/1)100.00%PASS
zero-height-ratio-contain.html(1/1)100.00%PASS
zero-height-ratio-cover.html(1/1)100.00%PASS
zero-ratio-no-dimensions-5px-auto.html(1/1)100.00%PASS
zero-ratio-no-dimensions-auto-5px.html(1/1)100.00%PASS
zero-ratio-no-dimensions-auto-auto.html(1/1)100.00%PASS
zero-ratio-no-dimensions-contain.html(1/1)100.00%PASS
zero-ratio-no-dimensions-cover.html(1/1)100.00%PASS
zero-width-ratio-5px-auto.html(1/1)100.00%PASS
zero-width-ratio-auto-5px.html(1/1)100.00%PASS
zero-width-ratio-auto-auto.html(1/1)100.00%PASS
zero-width-ratio-contain.html(1/1)100.00%PASS
zero-width-ratio-cover.html(1/1)100.00%PASS