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conformance · v130

v130 · meter-element-fallback-styles — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://drafts.csswg.org/css-ui/#appearance-decorative chromestatus: #4993824284475392 generated 2026-06-02T08:41:51Z by codex-auto-research-v130
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fail
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id contract kind verdict detail
htmlmeterelement-exposed HTMLMeterElement is exposed for meter controls. spec ↗ exists
meter-element-instance document.createElement('meter') creates an HTMLMeterElement instance. spec ↗ script
appearance-none-supported The appearance property accepts none for custom fallback styling. spec ↗ css-supports
meter-appearance-roundtrip A meter element can round-trip appearance: none through CSSOM. spec ↗ script
meter-value-reflection Meter value, min, max, low, high, and optimum attributes reflect as numbers. spec ↗ script
meter-remains-rendered A meter with appearance: none still computes to a rendered element. spec ↗ script