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.
Data from commit:
ff623a8
| Area | Interop Score | Tests | Test % | Subtests | Subtest % |
|---|---|---|---|---|---|
| Total | 51.17% | (17108/34802) | 49.16% | (110658/220428) | 50.20% |
| css-grid | 44.55% | (981/2360) | 41.57% | (10088/16495) | 61.16% |
| css-anchor-position | 17.18% | (76/531) | 14.31% | (3522/13924) | 25.29% |
| css-typed-om | 3.43% | (13/406) | 3.20% | (48/13413) | 0.36% |
| css-color | 89.22% | (323/380) | 85.00% | (11436/13016) | 87.86% |
| css-values | 63.21% | (292/514) | 56.81% | (5759/10540) | 54.64% |
| css-fonts | 56.21% | (281/560) | 50.18% | (6622/9053) | 73.15% |
| CSS2 | 72.41% | (4602/6367) | 72.28% | (6839/8819) | 77.55% |
| css-shapes | 17.49% | (66/382) | 17.28% | (710/7752) | 9.16% |
| css-text | 66.04% | (1302/1993) | 65.33% | (4231/7338) | 57.66% |
| css-backgrounds | 69.81% | (582/874) | 66.59% | (5103/6961) | 73.31% |
| css-masking | 42.24% | (226/568) | 39.79% | (3746/6903) | 54.27% |
| css-sizing | 53.68% | (391/794) | 49.24% | (3833/6591) | 58.16% |
| selectors | 50.84% | (402/829) | 48.49% | (2475/6516) | 37.98% |
| css-transforms | 54.90% | (487/929) | 52.42% | (3982/6336) | 62.85% |
| css-flexbox | 80.95% | (1110/1417) | 78.33% | (4150/5820) | 71.31% |
| css-align | 60.27% | (138/297) | 46.46% | (3826/5373) | 71.21% |
| motion | 17.57% | (14/148) | 9.46% | (2475/5061) | 48.90% |
| css-gaps | 10.84% | (61/582) | 10.48% | (380/4655) | 8.16% |
| cssom | 53.48% | (125/290) | 43.10% | (3392/4414) | 76.85% |
| css-images | 33.12% | (161/510) | 31.57% | (3512/4063) | 86.44% |
| css-conditional | 44.26% | (198/467) | 42.40% | (1870/3462) | 54.02% |
| css-transitions | 43.46% | (54/142) | 38.03% | (925/3453) | 26.79% |
| filter-effects | 50.18% | (186/393) | 47.33% | (1762/3362) | 52.41% |
| css-ui | 88.88% | (948/1083) | 87.53% | (2175/3246) | 67.01% |
| cssom-view | 32.17% | (63/243) | 25.93% | (855/2627) | 32.55% |
| css-multicol | 41.67% | (296/722) | 41.00% | (878/2244) | 39.13% |
| css-cascade | 48.86% | (73/162) | 45.06% | (761/1971) | 38.61% |
| css-break | 21.74% | (269/1252) | 21.49% | (324/1917) | 16.90% |
| css-overflow | 30.38% | (262/902) | 29.05% | (660/1883) | 35.05% |
| mediaqueries | 51.58% | (49/95) | 51.58% | (49/1827) | 2.68% |
| css-position | 49.53% | (181/389) | 46.53% | (1090/1782) | 61.17% |
| css-view-transitions | 10.17% | (51/506) | 10.08% | (125/1765) | 7.08% |
| css-borders | 19.59% | (50/271) | 18.45% | (1000/1760) | 56.82% |
| css-text-decor | 39.22% | (137/365) | 37.53% | (1117/1693) | 65.98% |
| geometry | 87.05% | (26/31) | 83.87% | (1089/1575) | 69.14% |
| css-writing-modes | 23.64% | (288/1236) | 23.30% | (368/1557) | 23.64% |
| css-animations | 54.15% | (106/208) | 50.96% | (816/1510) | 54.04% |
| css-logical | 72.93% | (54/92) | 58.70% | (877/1454) | 60.32% |
| css-properties-values-api | 33.95% | (35/124) | 28.23% | (536/1394) | 38.45% |
| css-inline | 14.34% | (56/444) | 12.61% | (347/1240) | 27.98% |
| css-lists | 47.66% | (102/224) | 45.54% | (803/1159) | 69.28% |
| css-pseudo | 35.77% | (123/349) | 35.24% | (189/1137) | 16.62% |
| css-box | 32.62% | (32/148) | 21.62% | (699/1132) | 61.75% |
| css-tables | 55.88% | (169/342) | 49.42% | (579/1126) | 51.42% |
| css-contain | 53.12% | (304/586) | 51.88% | (451/985) | 45.79% |
| css-viewport | 70.72% | (98/143) | 68.53% | (306/897) | 34.11% |
| css-scroll-snap | 9.17% | (16/205) | 7.80% | (156/853) | 18.29% |
| css-display | 43.47% | (104/249) | 41.77% | (358/776) | 46.13% |
| css-variables | 89.60% | (213/249) | 85.54% | (598/774) | 77.26% |
| css-mixins | 9.84% | (1/55) | 1.82% | (66/603) | 10.95% |
| css-shadow | 7.05% | (14/208) | 6.73% | (24/494) | 4.86% |
| css-syntax | 57.92% | (26/50) | 52.00% | (412/446) | 92.38% |
| fill-stroke | 22.15% | (2/11) | 18.18% | (94/410) | 22.93% |
| css-page | 42.55% | (109/258) | 42.25% | (122/408) | 29.90% |
| css-counter-styles | 8.17% | (16/259) | 6.18% | (82/402) | 20.40% |
| css-content | 20.73% | (15/78) | 19.23% | (248/322) | 77.02% |
| WOFF2 | 98.32% | (293/298) | 98.32% | (293/298) | 98.32% |
| css-highlight-api | 11.45% | (15/134) | 11.19% | (23/290) | 7.93% |
| css-font-loading | 19.03% | (6/32) | 18.75% | (19/249) | 7.63% |
| css-ruby | 36.52% | (65/178) | 36.52% | (93/247) | 37.65% |
| compositing | 35.60% | (28/81) | 34.57% | (160/233) | 68.67% |
| css-will-change | 60.38% | (32/53) | 60.38% | (200/221) | 90.50% |
| css-size-adjust | 20.00% | (1/5) | 20.00% | (4/215) | 1.86% |
| css-rhythm | 25.51% | (8/35) | 22.86% | (71/201) | 35.32% |
| css-color-adjust | 44.56% | (14/36) | 38.89% | (136/191) | 71.20% |
| css-layout-api | 13.12% | (19/153) | 12.42% | (23/159) | 14.47% |
| css-easing | 73.46% | (8/14) | 57.14% | (116/158) | 73.42% |
| css-nesting | 78.91% | (34/47) | 72.34% | (120/149) | 80.54% |
| css-paint-api | 81.31% | (95/118) | 80.51% | (114/144) | 79.17% |
| css-color-hdr | 14.65% | (0/4) | 0.00% | (17/116) | 14.66% |
| css-scrollbars | 44.15% | (22/57) | 38.60% | (67/115) | 58.26% |
| css-forms | 7.69% | (2/26) | 7.69% | (2/110) | 1.82% |
| css-scroll-anchoring | 7.59% | (6/79) | 7.59% | (7/99) | 7.07% |
| css-overscroll-behavior | 34.72% | (2/12) | 16.67% | (58/97) | 59.79% |
| css-link-params | 19.99% | (1/8) | 12.50% | (17/93) | 18.28% |
| css-navigation | 25.50% | (4/26) | 15.38% | (30/88) | 34.09% |
| css-parser-api | 7.00% | (0/1) | 0.00% | (5/71) | 7.04% |
| css-env | 94.63% | (9/11) | 81.82% | (48/53) | 90.57% |
| printing | 77.42% | (24/31) | 77.42% | (24/31) | 77.42% |
| css-image-animation | 65.22% | (15/23) | 65.22% | (15/27) | 55.56% |
| css-namespaces | 100.00% | (23/23) | 100.00% | (23/23) | 100.00% |
| css-style-attr | 93.75% | (15/16) | 93.75% | (15/16) | 93.75% |
| css-exclusions | 0.00% | (0/12) | 0.00% | (0/15) | 0.00% |
| css-forced-color-adjust | 83.30% | (2/4) | 50.00% | (12/14) | 85.71% |
| css-device-adapt | 28.57% | (2/7) | 28.57% | (2/7) | 28.57% |
| fetching | 0.00% | (0/1) | 0.00% | (0/4) | 0.00% |
| reference | 66.67% | (2/3) | 66.67% | (2/3) | 66.67% |
| css-motion-path | 100.00% | (1/1) | 100.00% | (1/1) | 100.00% |
| css-zoom | 100.00% | (1/1) | 100.00% | (1/1) | 100.00% |