172718 2017-05-30 08:24:34 -0700 legend should only create a block formatting context if it is the "rendered legend" 2026-09-08 20:28:30 -0700 1 1 1 Unclassified WebKit Layout and Rendering Safari Technology Preview Unspecified Unspecified NEW https://bugs.webkit.org/show_bug.cgi?id=323711 https://wpt.fyi/results/html/rendering/non-replaced-elements/the-fieldset-and-legend-elements/legend.html?label=master&label=experimental&aligned&view=subtest&q=legend.html FromImplementor, WPTImpact P2 Normal --- 1 zcorpan webkit-unassigned ahmad.saleem792 bfulgham simon.fraser zalan oldest_to_newest 1313722 0 zcorpan 2017-05-30 08:24:34 -0700 <legend> in WebKit avoids floats but otherwise does not create a block formatting context (like in Chromium). This is weird, and not a behavior supported by CSS, and is not interoperable with Gecko or EdgeHTML. The proposal is to make only the "rendered legend" (https://html.spec.whatwg.org/#rendered-legend ) create an actual block formatting context, to make <legend> in general have less magic. This issue in Chromium: https://bugs.chromium.org/p/chromium/issues/detail?id=727378 Discussion: https://github.com/whatwg/html/issues/2519 Proposed spec change: https://github.com/whatwg/html/pull/2718 In-progress CL for Chromium: https://chromium-review.googlesource.com/c/512824/ web-platform-tests: none yet Please raise any concerns in https://github.com/whatwg/html/issues/2519 1912564 1 ahmad.saleem792 2022-11-15 04:24:26 -0800 Fixed in - https://chromium-review.googlesource.com/c/chromium/src/+/535595 1935843 2 ahmad.saleem792 2023-02-22 08:43:44 -0800 * Subtests: in-body: width in-fieldset-second-child: width in-fieldset-descendant: width