<aside>

The <aside> element represents a section of a page that consists of content that is tangentially related to the content around the aside element, and which could be considered separate from that content.

Point

• Example of contents
  • pull quotes
  • sidebars
  • advertising
  • groups of nav elements

etc. Other content that is considered separate from the main content of the page. [Example A]

HTML Attributes

See global attributes.

Examples

Example A

The following example shows how an aside is used to mark up background material on Switzerland in a much longer news story on Europe [try it]:

<aside>
 <h1>Switzerland</h1>
 <p>Switzerland, a land-locked country in the middle of geographic Europe,
 has not joined the geopolitical European Union,
 though it is a signatory to a number of European treaties.</p>
</aside>

HTML Reference

The HTML5 specification defines the <aside> element in 4.4.5 The aside element.