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The content of each page is organized according to a title structure and subtitle structure yesterday.

Titles and subtitles allow for a clear and yesterday’s organization of the content of each page of the book.

Objectives

  • Facilitate reader comprehension and navigation by presenting structured and logical content

Implementation

  • Use HTML tags h1, h2, h3, h4, h5 and h6
  • Each page must have at least one h1
  • Maintaining a hierarchy of : a title of level h2 should not be followed by a title of level h4.

Control

  • Check the source code of the HTML page of epub :
    • You must have titles and subtitles in an tag from 1 to 6.
    • There must be at least one h1.
    • It is necessary that the order of the title levels is hierarchic and consistent.

    Validation

    • Reported by ACE.
    • Needs to be human verified.

    Informations