<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"/>
<title>Media Query Demos【CSS3自适配手机屏幕】</title>
<style type="text/css">
.wrapper {
border: solid 1px #666;
padding: 5px 10px;
margin: 40px;
}.viewing-area span {
color: #666;
display: none;
}/* max-width */
@media screen and (max-width: 600px) {
.one {
background: #F9C;
}
span.lt600 {
display: inline-block;
}
}/* min-width */
@media screen and (min-width: 900px) {
.two {
background: #F90;
}
span.gt900 {
display: inline-block;
}
}/* min-width & max-width */
@media screen and (min-width: 600px) and (max-width: 900px) {
.three {
background: #9CF;
}
span.bt600-900 {
display: inline-block;
}
}/* max device width */
@media screen and (max-device-width: 480px) {
.iphone {
background: #ccc;
}
}
</style>
</head><body>
<div class="wrapper one">此框会变成粉红色，如果可视面积小于600px</div>
<div class="wrapper two">此框会变成橙色，如果可视面积小于900px</div>
<div class="wrapper three">此框会变成蓝色，如果可视面积为600px~900px</div>
</body>
</html>
CSS3自适配手机屏幕
http://hi.baidu.com/58zhongguo/item/c4da7bd761d22bc71a72b4d0?qq-pf-to=pcqq.c2c