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conformance · v150

v150 · flex-wrap-balance — 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-flexbox-2 chromestatus: #4547107962486784 generated 2026-06-03T23:35:25Z by codex-headline-equalizer-add-label-repair
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id contract kind verdict detail
flex-wrap-baseline flex-wrap accepts the legacy wrap value (baseline). css-supports
flex-wrap-balance-supported flex-wrap accepts the new 'balance' value. spec ↗ css-supports
flex-wrap-rejects-bogus An unknown value (e.g. 'mega-wrap') is rejected — parser strictness preserved. script
flex-wrap-balance-roundtrip flex-wrap: balance round-trips via getComputedStyle. script
flex-wrap-balance-style-reflection CSSStyleDeclaration accepts and serializes the balance keyword on flexWrap. spec ↗ script
flex-wrap-balance-distributes-items 10 fixed-width children inside a flex container with flex-wrap: balance produce >=2 wrap lines (observable via line offsetTop differences). script