details element The HTML details element (<details>) is used as a disclosure widget from which the user the retrieve additional information, bdo element Specifies the text direction for the document, menu element The HTML menu element (<menu>) represents an unordered list of menu choices, or commands. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.
Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':