ARIA Landmark Region Patterns
Based on the W3C ARIA Authoring Practices for Landmark Regions
search landmark contains a collection of items and objects that, as a whole, combine to create search functionality to content on the website.search landmarksearch landmark instead of the form landmark when the form is used for search functionality.search landmark, each should have a unique label.search element always defines a search landmark.
<search>
<input type="search" aria-label="search text" size="20">
<input type="submit" value="Search">
</search>
A role="search" attribute is used to define a search landmark.
<form role="search">
<input type="search" aria-label="search text" size="20">
<input type="submit" value="Search">
</form>