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conformance · v149

v149 · overscroll-gestures — 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: chromestatus: #5261280285949952 generated 2026-06-01T08:03:56Z by conformance-author-v1-subagent
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id contract kind verdict detail
overscroll-behavior-supported The pre-existing overscroll-behavior CSS property is supported, the foundation overscroll gestures builds on. css-supports
overscroll-behavior-x-supported overscroll-behavior-x is supported for axis-specific overscroll handling. css-supports
overscroll-behavior-y-supported overscroll-behavior-y is supported for axis-specific overscroll handling. css-supports
scrollend-event-handler Element exposes onscrollend, the event that closes the loop on gesture-driven overscroll reveal. script
anchor-name-supported CSS anchor-name is supported, the primitive overscroll gestures uses to anchor revealed elements to overscroll regions. css-supports
position-anchor-supported CSS position-anchor is supported, linking an absolutely-positioned element to its overscroll anchor. css-supports