The Rules

The quality reference list for digital book

Home /
The Rules

Similar links have identical colors, forms and behaviors in all documents

041

The underscore is reserved for the links.

Rule 042

Links are visually different from the rest of the content.

Rule 043

The digital book does not apply the same style to links visited and not visited.

Rule 044

Internal and external links are different.

Rule 045

Links causing external software to be opened have an explicit libelledé.

Rule 046

The file format proposed for download is specified.

Rule 047

The file size proposed for download is specified.

Rule 048

Downloading file language is specified when it differs from the original page language

Rule 049

Naming the proposed files for download identifies the content and origin of the files

Rule 050

All internal links to the digital book are valid

Rule 051

The digital book is also readable by keyboard or through support technology

Rule 053

Navigation is done in predictable order

Rule 054

Graphic policy is consistent across the entire digital book

Renewal no. 055

Information is not supported only by color

Rule 056

Contents are present with sufficient contrast compared to their background

Rule 057

The content and meaning of each page are not altered when the styles are disabled

058

Content is not assigned only by its shape or screen position

Rule 059

Content that must be rendered in a screen reader is not hidden

Rule 060

The size of the clickable elements is sufficient.

Rule 061