Html elements span, ruby, and button

span element Span element used to surround content blocks for formatting, ruby element Defines a container for Ruby Text, button element Defines a clickable Button element. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

span span and ruby, span, ruby, and button

Advanced example

Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':

You cannot advance example level further.