CSS gives you opportunity to create layers of various divisions. The CSS layers refer to applying the z-index property to elements that overlap with each other.
The z-index property is used alongwith position property to create an effect of layers. You can specify which element should come on top and which element should come at bottom.
A z-index property can help you to create more complex webpage layouts. Following is the example which shows how to create layers in CSS.
<div style="background-color:red; width:300px; height:100px; position:relative; top:10px; left:80px; z-index:2"> </div> <div style="background-color:yellow; width:300px; height:100px; position:relative; top:-60px; left:35px; z-index:1;"> </div> <div style="background-color:green; width:300px; height:100px; position:relative; top:-220px; left:120px; z-index:3;"> </div> |
This will produce following result: