A section of supplemental information located after the primary content that informs the content but is not central to it.


Example 1 — Appendix with a heading

The label is identified in the aria-labelledby attribute.

<section role="doc-appendix" aria-labelledby="appa-hd">
   <h2 id="appa-hd">Appendix A: A Timeline of Celestial Events</h2>

Relation to ARIA

doc-appendix is a landmark role.


doc-appendix is typically used on section elements.

A label must be provided for the role using one of the aria-labelledby, aria-label or title attributes.

For a simplified list of all the elements the role is allowed on, refer to the mapping table in the EPUB Type to ARIA Role Authoring Guide. For the official list of allowed elements, refer to ARIA in HTML.

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