wbr element For a block of text enclosed by nobr tags, indicates a place where a line break may occur, button element Defines a clickable Button element, base element Specifies a base URL for all of the relative URLs in the document to use. 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':