Defines independent, self-contained content

Defines content aside from the page content

Defines additional details that the user can view or hide

Defines a caption for a

element

Specifies self-contained content, like illustrations, diagrams, photos, code listings, etc.

Defines a footer for a document or section

Specifies a header for a document or section

Specifies the main content of a document Defines marked/highlighted text

Defines navigation links

Defines a section in a document

Defines a visible heading for a

element Defines a date/time