The user interface property allows you to change any element into one of several standard user interface elements.
Some of the common properties used in CSS3 User interface:
| Values | Description |
|---|---|
| Appearance | Used to allow the user to make elements as user interface elements |
| box-sizing | Allows for users to fix elements on the area in a clear way |
| Icon | Used to provide the icon on area |
| Resize | Used to resize elements which are in the area |
| outline-offset | Used to draw the behind the outline |
| nav-down | Used to move down when you have pressed on down arrow button in keypad |
| nav-left | Used to move left when you have pressed the left arrow button on the keypad |
| nav-right | Used to move right when you have pressed the right arrow button on the keypad |
| nav-up | Used to move up when you have pressed on up arrow button in keypad |