The background image of the Baidu homepage is always full screen, and the background image of the homepage is full screen.

Source: Internet
Author: User

The background image of the Baidu homepage is always full screen, and the background image of the homepage is full screen.

Use the position: fixed attribute to create a full screen layer and place the background image in this layer. This will not change the background image size as the scroll wheel of the mouse moves.

Main css:

.image_bg{position:fixed;left:0;top:0;width:100%;height:100%;z-index:-1}.image_bg img{position:absolute;left:0;top:0;margin:0 auto;width:100%;height:100%;z-index:-1}
Test code:

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> Effect display:





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