Tag
landmarks
- Jan 26, 2026 Container Roles and Nested Structure How group, region, and composite containers nest, what nesting does to landmark and heading navigation, and when a wrapper should carry a role at all. accessibility
- Jun 12, 2025 Sectioning Content and the Heading Outline Browsers Never Implemented Nesting sections was meant to derive heading levels automatically. No engine shipped that, the algorithm left the standard, and headings now depend entirely on the level the author writes. web platform