Semantics
A section whose content is parenthetic or ancillary to the main content of the resource.
Abstract Role
StructureRepresents a non-interactive part of a page that organizes content into coherent units.
Content Category
Flow ContentAn element that structures and organizes the body of a web document.
Allowed Descendants
Flow Children Allowed
No main element descendants allowed.
Usage
Elements that can designate the role in HTML:
aside[role=note]div[role=note]custom-element[role=note]