<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>flex弹性布局</title>
<style>
*{
padding: 0;
margin: 0;
}
header{
width: 100%;
display: flex;
}
header > a{
flex: 1;
}
header > a >img{
width: 100%;
}
???????main{
???????????width: 100%;
???????????padding: 0 10px;
???????????box-sizing: border-box;
???????}
???????main > .item{
???????????width: 100%;
???????????height: 100px;
???????????background-color: #57c3ae;
???????????border-radius: 10px;
???????????margin-top: 10px;
???????????display: flex;
???????}
???????main > .item:nth-last-of-type(2){
???????????background-color: #3c7267;
???????}
???????main > .item:nth-last-of-type(3){
???????????background-color: #332f38;
???????}
???????main > .item:nth-last-of-type(4){
???????????background-color: #723c4c;
???????}
???????main > .item >.left{
???????????flex: 1;
???????}
???????main > .item >.right{
???????????flex: 2;
???????????flex-wrap: wrap;
???????????display: flex;
???????}
???????main > .item >.right >a{
???????????display: block;
???????????width: 50%;
???????????border-left: 1px solid #fff;
???????????border-bottom: 1px solid #fff;
???????????box-sizing: border-box;
???????????line-height: 50px;
???????????color: #fff;
???????????text-decoration: none;
???????????text-align: center;
???????}
???????main > .item >.right >a :nth-last-of-type(-n+2){
???????????border-bottom: none;
???????}
???????main >.extra{
???????????width:100%;
???????????display: flex;
???????}
???????main >.extra >a {
???????????flex:1;
???????}
???????main >.extra >a >img {
???????????width:100%;
???????}
???????footer{
???????????width:100%;
???????????font-size: 13px;
???????}
???????footer > nav{
???????????width:100%;
???????????display: flex;
???????????border-top: 1px solid #ccc;
???????????border-bottom: 1px solid #ccc;
???????}
???????footer > nav > a{
???????????flex: 1;
???????????line-height: 30px;
???????????text-align: center;
???????????color: #888; ????????
???????????text-decoration: none;
???????}
???????footer > .link{
???????????text-align: center;
???????????line-height: 25px;
???????}
???????footer > ?.copyRight{
???????????text-align: center;
???????}
???</style>
</head>
<body>
???<div class="contai">
???????<header>
???????????<a href="">
???????????????????<img src="./images/test1.jpg" >
???????????</a>
???????</header>
???????<main>
???????????<section class="item">
???????????????<div class="left"></div>
???????????????<div class="right">
???????????????????<a href="">海外酒店</a>
???????????????????<a href="">团购</a>
???????????????????<a href="">特惠酒店</a>
???????????????????<a href="">客栈公寓</a>
???????????????</div>
???????????</section>
???????????<section class="item">
???????????????<div class="left"></div>
???????????????<div class="right">
???????????????????<a href="">海外酒店</a>
???????????????????<a href="">团购</a>
???????????????????<a href="">特惠酒店</a>
???????????????????<a href="">客栈公寓</a>
???????????????</div>
???????????</section>
???????????<section class="item">
???????????????<div class="left"></div>
???????????????<div class="right">
???????????????????<a href="">海外酒店</a>
???????????????????<a href="">团购</a>
???????????????????<a href="">特惠酒店</a>
???????????????????<a href="">客栈公寓</a>
???????????????</div>
???????????</section>
???????????<section class="item">
???????????????<div class="left"></div>
???????????????<div class="right">
???????????????????<a href="">海外酒店</a>
???????????????????<a href="">团购</a>
???????????????????<a href="">特惠酒店</a>
???????????????????<a href="">客栈公寓</a>
???????????????</div>
???????????</section>
???????????<section class="extra">
??????????????<a href="">
??????????????????<img src="./images/she.jpg" >
??????????????</a>
??????????????<a href="">
???????????????????<img src="./images/telangpu.jpg" >
???????????????</a>
???????????</section>
???????</main>
???????<footer>
???????????<nav>
???????????????<a href="">电话预定</a>
???????????????<a href="">下载客户端</a>
???????????????<a href="">我的</a>
???????????</nav>
???????????<p class="link">
???????????????<a href="">网站地图</a>
???????????????<a href="">ENGLISH</a>
???????????????<a href="">电话地址</a>
???????????</p>
???????????<p class="copyRight">©2015 携程旅行</p>
???????</footer>
???</div>
</body>
</html>
HTML5使用伸缩布局实现网页的自适应
原文地址：https://www.cnblogs.com/liuhp/p/9704154.html