← back to v154 · css-scroll-marker-group-modes
conformance · v154
v154 · css-scroll-marker-group-modes — conformance probe
9 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.
0
pass
0
fail
0
blocked
9
total
| id | contract | kind | verdict | detail |
|---|---|---|---|---|
base-position-grammar |
The pre-modes scroll-marker-group grammar still parses: a bare position keyword like after is accepted. spec ↗ | css-supports | … | |
position-plus-tabs |
A position keyword combined with the tabs mode keyword parses (scroll-marker-group: after tabs). spec ↗ | css-supports | … | |
position-plus-links |
A position keyword combined with the links mode keyword parses (scroll-marker-group: before links). spec ↗ | css-supports | … | |
mode-alone-tabs |
Per the final grammar none | [ [ before | after ] || [ links | tabs ] ], a mode keyword may stand alone: scroll-marker-group: tabs parses. spec ↗ | css-supports | … | |
mode-alone-links |
The links mode keyword may also stand alone: scroll-marker-group: links parses. spec ↗ | css-supports | … | |
mode-first-order |
The || combinator makes keyword order free: mode before position (scroll-marker-group: links before) parses. spec ↗ | css-supports | … | |
double-mode-rejected |
Two mode keywords in one declaration are invalid: scroll-marker-group: links tabs must NOT parse. spec ↗ | script | … | |
computed-value-keeps-mode |
The computed value is the specified keyword(s): setting scroll-marker-group: tabs on an element round-trips a value containing 'tabs' through getComputedStyle. spec ↗ | script | … | |
tabs-mode-aria-contract |
In tabs mode the group exposes tablist/tab/tabpanel roles with roving focus and inactive-panel accessibility-tree pruning; in links mode markers are link-role sequential tab stops in a navigation landmark. spec ↗ | manual | … |