CSS User Interface

CSS User Interface is a CSS module that allows to define the rendering and functionality of user interface related features.

Reference

Preferences

• box-sizing
• cursor
• outline
• outline-width
• outline-style
• outline-color
• outline-offset
• resize
• text-overflow
• nav-down
• nav-left
• nav-right
• nav-up

Guides

Using URL values for the cursor property

Explains and shows how URL can be used with the cursor property to produce custom cursors.

Specifications

Specification	Status	Comment
CSS Basic User Interface Module Level 3	Candidate Recommendation
CSS Level 2 (Revision 1)	Recommendation	Initial definition

Browser compatibility

• Desktop
• Mobile

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	1.0	1.5 (1.8)	8.0	7.0	1.2 (125)

Feature	Android	Firefox Mobile (Gecko)	IE Phone	Opera Mobile	Safari Mobile
Basic support	1.0	1.0 (1.8)	8.0	6.0	3.1