Display background color web effect CSS Code

Mouse activation shows the background color, how can we write such a code? Let's take a look at the idea: set the part of a to a block element, and then define the style after the mouse is placed. CSS1: Hover only works on the A element, CSS2: hover applies to all elements. And IE7 also did not support the CSS2 in the standard. So in order to accommodate all browsers or to be defined in a.

Code Run Effect:

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">