anchor.diff:  
   === Element Classification
   
  +[[block_elements]]
   ==== Block elements
   
   In HTMLBook, the majority of elements classified by the HTML5 specification as Flow content (minus elements also categorized as Heading Content, Phrasing Content, and Sectioning Content) are considered to be Block elements. Here is a complete list:
  
positive.code: == HTMLBook Specification: Working Draft 19 April 2013
  
  Requirements for HTML5 elements in the HTMLBook specification are below. Special semantic inflections for +class+ attributes, unless otherwise noted, come from http://idpf.org/epub/vocab/structure/[EPUB 3 Structural Semantics Vocabulary]
  
  If no content model or attribute requirements are explicitly specified, then HTMLBook adopts the corresponding requirements in the http://www.w3.org/html/wg/drafts/html/master/[HTML5 Specification]
  
  
negative.code: * +<ul>+
  * +<video>+
  
  [[inline_elements]]
  ==== Inline elements
  
  In HTMLBook, the majority of elements classified by the HTML5 specification as Phrasing Content are considered to be Inline elements. Here is a complete list:
  
  