WPT
wpt / css / css-logical / logical-box-size.html
Spec: CSS Logical Properties ↗
Runs: Chrome 155.0.8043.0 (wpt@b89af32bc, 2026-09-05) | Firefox 157.0a1 (wpt@b89af32bc, 2026-09-05) | Safari 251 preview (wpt@b89af32bc, 2026-09-05) | Ladybird 1.0-3e704 (wpt@b89af32bc, 2026-09-06) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 93/111 | 93/111 | 111/111 | 93/111 | 21/111 | 21/111 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Test that logical sizing properties are supported. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties are supported. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical max sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties are supported. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: ltr; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: horizontal-tb; direction: rtl; '. | PASS | PASS | PASS | PASS | PASS | PASS |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-rl; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: vertical-lr; direction: ltr; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical min sizing properties share computed values with their physical associates, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with 'writing-mode: sideways-lr; direction: rtl; '. | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Test that logical sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that logical sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that logical max sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that logical max sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that max sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that max sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that logical min sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: ltr; '. | — | — | PASS | — | — | — |
| Test that logical min sizing properties share computed values with their physical associates, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that min sizing properties honor order of appearance when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |
| Test that min sizing properties honor selector specificty when both logical and physical associates are declared, with '-webkit-writing-mode: horizontal-bt; direction: rtl; '. | — | — | PASS | — | — | — |