Lession - #530 CSS3 User Interface
The user interface property allows you to vary any element into one in all many commonplace user interface elements.
Some of the common properties that are using in css3 user interface.
Used to enable the user to make elements as user interface elements.
Allows to users to fix elements on area in clear means.
Used to provide the icon on area.
Used to resize elements that are on space.
Used to draw the behind the outline.
Used to move down when you have pressed on down arrow button in keyboard.
Used to move left when you have pressed on left arrow button in keyboard.
Used to move right once you have pressed on right arrow button in keyboard.
Used to move up once you have pressed on up arrow button in keyboard.
Try it here
border: 5px solid yellow;
outline: 5px solid pink;