Html elements bprogress, and ruby

b element Displays the text of the element as boldface text, progress element The HTML progress (<progress>) element is used to view the completion progress of a task, ruby element Defines a container for Ruby Text. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

Restore previous example

b b and progress, bprogress, and ruby

Advanced example

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

You cannot advance example level further.