1、media
效果为屏幕宽度变化时，背景颜色也变化
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
@media screen and (max-width: 1024px){
.bg{
background-color: aqua;
}
}
@media screen and (max-width: 980px) {
.bg {
background-color: red;
}
}
@media screen and (max-width: 720px) {
.bg {
background-color: yellow;
}
}
@media screen and (max-width: 640px) {
.bg {
background-color: green;
}
}
@media screen and (max-width: 320px) {
.bg {
background-color: darkgray;
}
}
</style>
</head>
<body class="bg">
</body>
</html>
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2. 弹性图片
样式如下面的code
.img 和 img
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
@media screen and (max-width: 1024px){
.bg{
background-color: aqua;
}
}
@media screen and (max-width: 980px) {
.bg {
background-color: red;
}
/*使用流体图片*/
img {
max-width: 100%;
height: auto;
width: auto\9; /* ie8 */
position: absolute;
width:600px;
top:-25%;
}
.img{
height: 200px;
border:1px solid sandybrown;
overflow:hidden;
margin-bottom:10px;
display: block;
position: relative;
}
}
@media screen and (max-width: 720px) {
.bg {
background-color: yellow;
}
}
@media screen and (max-width: 640px) {
.bg {
background-color: green;
}
}
@media screen and (max-width: 320px) {
.bg {
background-color: darkgray;
}
}
</style>
</head>
<body class="bg">
<div style="margin-top: 300px" class="img">
<img src="image/img1.jpg" />
</div>
</body>
</html>
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本文转自Work Hard Work Smart博客园博客，原文链接：http://www.cnblogs.com/linlf03/p/7354819.html，如需转载请自行联系原作者
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