CSS mobile terminal page

What is a responsive page? * Responsive pages means that as device attributes (such as width and height) change, web pages also change.
* Two sets of pictures are required for responsive pages: m

CSS3 new attribute skills

1. Parity attributes:

/*odd*/

ul li:nth-child (odd){

background-color: green;

}

< em id="__mceDel" style="font-family:'Courier New'; font-size: 12px;"> /*even*/

em>< em id="__mceDel">ul li:nth-child(even){< /em>

< em id="__mceDel">background-color: red;

}

2.