axe

axe (ACSSSS) - Augmented Cascading Style Sheet Selector Syntax

axe selectors are an extension to the official selector syntax of Cascading Style Sheets (.css files).

axe selectors enable the selection of:

• parent elements
• ancestor elements
• preceding sibling elements

axe selectors also enable the selection of any other element in the document by id, class, attribute or type.

Existing CSS Symbol Selectors

• + - immediately subsequent sibling selector
• ~ - any subsequent sibling selector
• > - immediate child selector
• [SPACE] - any descendant selector

Axe CSS Symbol Selectors

• ? - immediately preceding sibling selector
• ! - any preceding sibling selector
• % - immediately adjacent sibling selector

• **	** - any sibling selector

• < - immediate parent selector
• ^ - any ancestor selector
• \ - remote element selector