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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-borders / corner-shape

Spec: CSS Borders and Box Decorations ↗

Runs: Chrome 155.0.8038.0 (wpt@b1a7025f8, 2026-09-02) | Firefox 157.0a1 (wpt@b1a7025f8, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.5 (wpt@2ccd2cbf8, 2026-09-01) | Blitz 7727414ca (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
TotalNO DATANO DATA85.1%945/1111NO DATA11.8%131/111168.8%764/1111
TestChromeFirefoxSafariLadybirdServoBlitz
corner-block-start-computed.html4/40/40/40/40/40/4
corner-block-start-valid.html14/140/140/140/140/140/14
corner-block-start-writing-modes.html3/30/30/30/30/30/3
corner-computed.html22/220/220/220/220/220/22
corner-invalid.html14/1414/1414/1414/1414/1414/14
corner-shape-backdrop-filter-overflow.htmlPASSPASSFAILFAILFAILFAIL
corner-shape-backdrop-filter-video-overflow.htmlPASSPASSPASSTIMEOUTPASSPASS
corner-shape-backdrop-filter.htmlPASSFAILFAILFAILFAILFAIL
corner-shape-bevel-overflow-composite.htmlPASSFAILFAILFAILFAILFAIL
corner-shape-bevel-overflow.htmlPASSFAILPASSFAILPASSFAIL
corner-shape-bevel-round-scoop-square-outset.htmlPASSFAILNOT RUNFAILFAILNOT RUN
corner-shape-bevel.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-box-shadow-spread-bevel.htmlFAILFAILPASSFAILFAILNOT RUN
corner-shape-box-shadow-spread-elliptical.htmlFAILFAILPASSFAILFAILNOT RUN
corner-shape-computed.html38/380/3838/389/380/3838/38
corner-shape-fill.htmlPASSFAILPASSFAILPASSFAIL
corner-shape-hittest.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-iframe-border.htmlFAILFAILFAILFAILFAILFAIL
corner-shape-img-border.htmlFAILFAILFAILFAILFAILFAIL
corner-shape-img.htmlPASSPASSPASSPASSPASSPASS
corner-shape-inset-shadow.htmlPASSPASSPASSFAILPASSFAIL
corner-shape-interpolation.html478/4780/478478/478478/4780/478361/478
corner-shape-invalid.html71/7171/7171/7171/7171/7171/71
corner-shape-noop-keyframe.htmlPASSPASSPASSPASSPASSPASS
corner-shape-notch-mixed.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-notch-squircle-outset.htmlFAILFAILNOT RUNFAILFAILNOT RUN
corner-shape-notch.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-outline-offset-bevel.htmlFAILFAILPASSFAILFAILNOT RUN
corner-shape-outline-offset-elliptical.htmlFAILFAILPASSFAILFAILNOT RUN
corner-shape-outside-left.html8/81/81/80/80/80/8
corner-shape-outside-right.html8/81/81/80/80/81/8
corner-shape-overflow-clip-margin.htmlPASSPASSFAILFAILPASSFAIL
corner-shape-scoop.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-square-notch-mixed.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-square-notch-superellipse.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-square.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-squircle.htmlPASSFAILFAILFAILFAILNOT RUN
corner-shape-superellipse-bevel.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-superellipse-concave-outset.htmlPASSFAILNOT RUNFAILFAILNOT RUN
corner-shape-superellipse-concave.htmlFAILFAILPASSFAILFAILNOT RUN
corner-shape-superellipse-convex-outset.htmlPASSFAILNOT RUNFAILFAILNOT RUN
corner-shape-superellipse-convex.htmlPASSFAILFAILFAILFAILNOT RUN
corner-shape-superellipse-negative-100.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-superellipse-negative-inf.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-superellipse-scoop.htmlPASSFAILPASSFAILFAILFAIL
corner-shape-superellipse-squircle.htmlPASSFAILFAILFAILFAILNOT RUN
corner-shape-svg-border.htmlFAILFAILFAILFAILFAILFAIL
corner-shape-valid.html241/2410/241241/241241/2410/241241/241
corner-shape-video-border.htmlFAILFAILFAILFAILFAILFAIL
corner-shape-zoom-overlap-extreme-values-crash.htmlPASSPASSPASSPASSPASSPASS
corner-shorthand-rendering.htmlPASSFAILFAILFAILFAILFAIL
corner-top-computed.html4/40/40/40/40/40/4
corner-top-left-computed.html6/60/60/60/60/60/6
corner-top-left-invalid.html10/1010/1010/1010/1010/1010/10
corner-top-left-valid.html11/110/110/110/110/110/11
corner-top-valid.html14/140/140/140/140/140/14
corner-valid.html9/90/90/90/90/90/9
corners-invalid.html23/2323/2323/2323/2323/2323/23
render-corner-shape.htmlNOT RUNNOT RUNNOT RUNNOT RUNNOT RUNPASS
render-corner-shape.html?border-radius=10,50%&corner-shape=0&shadow-spread=20FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20&corner-shape=-0.5&shadow-spread=30PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20&corner-shape=0&shadow-spread=80&clip-path=margin-box&margin=15&margin-top=40&margin-bottom=40&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20&corner-shape=0.7&border-width=30PASSPASSNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20,40&corner-shape=-0.5&shadow-spread=16FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20,40&corner-shape=-0.5&shadow-spread=40FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20,40&corner-shape=-1&shadow-spread=16PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=20,50%&corner-shape=0&shadow-spread=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=25&corner-shape=2&shadow-spread=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-radius=40&corner-shape=-1.5&shadow-spread=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-radius=40&corner-shape=-infinity&shadow-spread=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-radius=40&corner-shape=3&shadow-spread=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-radius=5&corner-top-left-shape=0.5&corner-bottom-right-shape=-0.5&shadow-spread=10PASSFAILPASSFAILPASSNOT RUN
render-corner-shape.html?border-radius=50%&corner-shape=0&shadow-spread=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%&corner-top-left-shape=scoop&corner-bottom-right-shape=scoop&corner-top-right-shape=notch&corner-bottom-left-shape=notchPASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%&corner-top-left-shape=scoop&corner-bottom-right-shape=scoop&corner-top-right-shape=notch&corner-bottom-left-shape=notch&border-width=10NOT RUNNOT RUNPASSNOT RUNFAILNOT RUN
render-corner-shape.html?border-radius=50%&corner-top-right-shape=scoop&corner-bottom-left-shape=scoop&corner-top-left-shape=notch&corner-bottom-right-shape=notchPASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%&corner-top-right-shape=scoop&corner-bottom-left-shape=scoop&corner-top-left-shape=notch&corner-bottom-right-shape=notch&border-width=10NOT RUNNOT RUNPASSNOT RUNFAILNOT RUN
render-corner-shape.html?border-radius=50%,25&corner-shape=-0.4&shadow-spread=20&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%,25&corner-shape=-1&shadow-spread=20&border-width=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%,25&corner-shape=0&shadow-spread=20&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%,25&corner-shape=0.4&shadow-spread=20&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%,25&corner-shape=1&shadow-spread=20&border-width=10PASSPASSNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50%,40&corner-shape=-0.5&border-top-width=20&border-bottom-width=20FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-radius=50&corner-shape=0&shadow-spread=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-top-left-radius=10,70&corner-top-left-shape=-0.5&shadow-spread=15FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-left-radius=10,70&corner-top-left-shape=0&shadow-spread=15FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-left-radius=100%&corner-shape=-0.3&border-left-width=50PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-left-radius=50%&corner-shape=0.7&border-left-width=30&border-top-width=30PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-top-left-radius=50&corner-shape=-5&border-left-width=55&border-top-width=20PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=100&corner-top-right-shape=0&shadow-spread=30PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?border-top-right-radius=100&corner-top-right-shape=0&shadow-spread=50&clip-path=margin-box&margin-top=-10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=100&corner-top-right-shape=0&shadow-spread=50&clip-path=margin-box&margin-top=30FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=100&shadow-spread=50&clip-path=margin-box&margin-top=-10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=30,15&corner-top-right-shape=-0.7&shadow-spread=60&clip-path=margin-box&margin-top=15&margin-right=45PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=30,60&corner-top-right-shape=-0.7&shadow-spread=60&clip-path=margin-box&margin-top=-10&margin-right=45FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&corner-shape=0.7&shadow-spread=90&clip-path=margin-box&margin-top=-10&margin-right=65&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&corner-shape=0.7&shadow-spread=90&clip-path=margin-box&margin-top=0&margin-right=65&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&corner-shape=0.7&shadow-spread=90&clip-path=margin-box&margin-top=20&margin-right=65&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&corner-top-right-shape=-1.5&shadow-spread=60&clip-path=margin-box&margin-top=-10&margin-right=45PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&corner-top-right-shape=-1.5&shadow-spread=60&clip-path=margin-box&margin-top=15&margin-right=45FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?border-top-right-radius=80,40&shadow-spread=60&clip-path=margin-box&margin-top=-10&margin-right=45PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-bottom-left-shape=bevel&border-bottom-left-radius=30PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-bottom-left-shape=bevel&border-width=10&border-radius=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-bottom-right-shape=0.8&border-bottom-right-radius=50%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-bottom-right-shape=bevel&border-width=10&border-radius=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-bottom-right-shape=bevel&corner-bottom-left-shape=bevelPASSPASSPASSPASSPASSNOT RUN
render-corner-shape.html?corner-shape=-0.5&border-top-right-radius=100%,50&border-width=10&border-top-width=40FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=-2&border-radius=20%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=-2&border-top-left-radius=40%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=-3&border-top-right-radius=100%,50&border-width=10&border-top-width=40PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=-7&border-radius=20%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=0.1&border-top-right-radius=40,60&shadow-spread=90&clip-path=margin-box&margin-top=30&margin-right=-20&border-width=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=0.4&border-top-right-radius=40,60&shadow-spread=90&clip-path=margin-box&margin-top=30&margin-right=-20&border-width=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=0.5&border-top-right-radius=100%,50&border-width=10&border-top-width=40FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=0.7&border-top-right-radius=40,60&shadow-spread=90&clip-path=margin-box&margin-top=30&margin-right=-20&border-width=10FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=0.8&border-radius=40&border-width=10PASSPASSPASSFAILPASSNOT RUN
render-corner-shape.html?corner-shape=1&border-top-right-radius=40,60&shadow-spread=90&clip-path=margin-box&margin-top=30&margin-right=-20&border-width=10PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=2.3&border-radius=40%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=3&border-top-right-radius=33PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=5&border-radius=20%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=bevel&border-radius=40&border-width=20&border-left-width=10&border-right-width=40PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=bevel&border-top-right-radius=100%,50&border-width=10&border-top-width=40FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=notch&border-radius=30&border-width=30PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=notch&border-radius=30&border-width=5&border-top-width=20&border-bottom-width=20PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-shape=scoop&border-radius=20%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=square&border-bottom-left-radius=5PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=squircle&border-radius=25%&border-width=20PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=squircle&border-radius=50%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=squircle&border-top-left-radius=25%&border-width=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=squircle&border-top-left-radius=30%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-shape=squircle&border-top-right-radius=30PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=-0.5&border-radius=40PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=-4&border-radius=40PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=-4&border-radius=40%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=0&corner-top-right-shape=notch&corner-bottom-right-shape=2&corner-bottom-left-shape=-1&border-top-width=5&border-right-width=20&border-left-width=20&border-radius=50PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-top-left-shape=0&corner-top-right-shape=notch&corner-bottom-right-shape=2&corner-bottom-left-shape=-1&border-width=20&shadow-spread=20&border-radius=50PASSFAILFAILFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=0&corner-top-right-shape=notch&corner-bottom-right-shape=2&corner-bottom-left-shape=-1&shadow-spread=30&border-radius=50&clip-path=margin-box&margin=5&margin-top=20&margin-bottom=20FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?corner-top-left-shape=0.5&border-radius=40PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=2.5&border-radius=20%&border-width=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=bevel&border-radius=40PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=bevel&border-radius=40&border-width=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=bevel&border-width=10PASSPASSPASSPASSPASSNOT RUN
render-corner-shape.html?corner-top-left-shape=bevel&corner-bottom-right-shape=bevel&border-radius=40&border-width=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=scoop&border-radius=40PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-left-shape=scoop&corner-top-right-shape=scoop&border-radius=50%PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-right-shape=-4&border-top-right-radius=50PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?corner-top-right-shape=bevel&border-width=10PASSPASSPASSPASSPASSNOT RUN
render-corner-shape.html?corner-top-right-shape=scoop&border-radius=20%&border-width=10PASSFAILPASSFAILFAILNOT RUN
render-corner-shape.html?width=50&height=30&border-radius=5&corner-shape=1&shadow-spread=50PASSFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?width=50&height=30&border-radius=5&corner-shape=2&shadow-spread=50FAILFAILNOT RUNFAILNOT RUNNOT RUN
render-corner-shape.html?width=50&height=30&corner-top-left-shape=0&corner-top-right-shape=notch&corner-bottom-right-shape=2&corner-bottom-left-shape=-1&shadow-spread=50&border-radius=5FAILFAILNOT RUNFAILNOT RUNNOT RUN