Status
This page documents the implementation status of various HTML and CSS features in Blitz.
This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.
Note: As it does not have a JavaScript engine, Blitz can only run about 20% of the total subtests. In the numbers below, tests that Blitz can't run are ignored and percentages are relative to the number of tests run.
Data from commit:
1884860 Copy-on-write style attribute blocks that are in the rule tree (#831) (2026-09-02)
| Area | Interop Score | Tests | Test % | Subtests | Subtest % |
|---|---|---|---|---|---|
| Total | 0.00% | (0/6) | 0.00% | (0/18) | 0.00% |
| Test | Subtests | Subtest % | Status |
|---|---|---|---|
| media-loading-state-timing.sub.html | (0/1) | 0.00% | FAIL |
| media-loading-state.sub.html | (0/3) | 0.00% | FAIL |
| media-playback-state-timing.html | (0/3) | 0.00% | FAIL |
| media-playback-state.html | (0/5) | 0.00% | FAIL |
| media-playing-paused-style-invalidation.html | (0/3) | 0.00% | FAIL |
| sound-state.html | (0/3) | 0.00% | FAIL |