← back to v135 · css-inertness

conformance · v135

v135 · css-inertness — conformance probe

5 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-4/ chromestatus: #5107436833472512 generated 2026-06-01T08:40:00Z by conformance-author-v1-subagent
0
pass
0
fail
0
blocked
5
total
id contract kind verdict detail
interactivity-property-supported The interactivity property accepts the 'inert' keyword. spec ↗ css-supports
interactivity-auto-supported The interactivity property accepts 'auto', the default keyword. spec ↗ css-supports
computed-interactivity-readable getComputedStyle returns a value for interactivity after it is set. spec ↗ script
inert-html-attribute-still-works The HTMLElement inert attribute still reflects — CSS inertness sits next to it, not replacing it. spec ↗ script
interactivity-inert-blocks-focus An element with interactivity: inert + tabindex is not focusable through script focus(). spec ↗ script