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:
1093b86 wpt: skip non-UTF-8 test files instead of crashing (#659) (2026-08-09)
wpt / css / css-properties-values-api
| Area | Interop Score | Tests | Test % | Subtests | Subtest % |
|---|---|---|---|---|---|
| Total | 55.50% | (5/9) | 55.56% | (5/9) | 55.56% |
| crashtests | 100.00% | (1/1) | 100.00% | (1/1) | 100.00% |
| Test | Subtests | Subtest % | Status |
|---|---|---|---|
| registered-property-change-style-002.html | (0/1) | 0.00% | FAIL |
| registered-property-computation-color-001.html | (0/1) | 0.00% | FAIL |
| registered-property-computation-color-002.html | (0/1) | 0.00% | FAIL |
| registered-property-computation-color-003.html | (1/1) | 100.00% | PASS |
| registered-property-computation-color-004.html | (1/1) | 100.00% | PASS |
| registered-property-computation-color-005.html | (0/1) | 0.00% | FAIL |
| registered-property-computation-color-006.html | (1/1) | 100.00% | PASS |
| registered-property-parse-crash.html | (1/1) | 100.00% | PASS |