Update Banner accessibility guidance #2829
Merged
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What are you trying to accomplish?
This PR makes the existing Banner accessibility guidance more concise.
There was also recent confusion around why a live region announcement when a
hidden
Banner with a live region attribute was unhidden. This PR makes clear thathidden
Banners are also subject to not work well with live regions.List the issues that this change affects.
Fixes: https://github.com/github/accessibility/issues/6320
Risk Assessment
Merge checklist
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