Html elements hgroup, article, and kbd

hgroup element The HTML Headings Group Element (<hgroup>) represents the heading of a section, article element Self-contained composition in a document, kbd element Specifies that the enclosed text should be formatted as keyboard input. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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hgroup hgroup and article, hgroup, article, and kbd

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