Semantics
A landmark containing content that is relevant to a specific, author-specified purpose and sufficiently important that users will likely want to be able to navigate to the section easily and to have it listed in a summary of the page.
Abstract Role
LandmarkRepresents a top-level section of a page, relevant to a specific purpose, that a user may want to scan for quickly and could appear in a site map or table of contents.
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:
sectionarticle[role=region]aside[role=region]div[role=region]custom-element[role=region]