伸缩布局demo：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
*{
padding: 0;
margin: 0;
}
/*顶部块样式*/
header{
width: 100%;
/*设置为伸缩盒子*/
display: flex;
}
header > a{
/*width: 100%;*/
/*flex:设置当前子元素占据父容器剩余宽度的比例*/
flex: 1;
}
header > a > img{
width: 100%;
}
/*主体内容块样式*/
main{
width: 100%;
padding:0 10px;
/*设置盒模型*/
box-sizing: border-box;
}
main > .item{
width: 100%;
height: 100px;
background-color: #57c3ae;
border-radius: 10px;
margin-top:10px;
/*设置为伸缩盒子*/
display: flex;
}
main > .item:nth-of-type(2){
background-color: #33aa46;
}
main > .item:nth-of-type(3){
background-color: #aa4b40;
}
main > .item:nth-of-type(4){
background-color: #445faa;
}
main > .item > .left{
flex: 1;
}
main > .item > .right{
flex: 2;
/*设置换行显示*/
flex-wrap: wrap;
/*设置为伸缩盒子*/
display: flex;
}
main > .item > .right > a{
/*如果想让子元素换行显示，必须为子元素设置宽度*/
width: 50%;
box-sizing: border-box;
border-left: 1px solid #fff;
border-bottom: 1px solid #fff;
display: block;
color: #fff;
line-height: 50px;
text-align: center;
text-decoration: none;
}
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%;
}
/*底部块样式*/
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="container">
<header>
<a href="">
<img src="../images/banner.jpg" alt="">
</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/extra_1.png" alt="">
</a>
<a href="">
<img src="../images/extra_2.png" alt="">
</a>
</section>
</main>
<footer>
<nav>
<a href="">电话预订</a>
<a href="">下载客户端</a>
<a href="">我的订单</a>
</nav>
<p class="link">
<a href="">网站地图</a>
<a href="">ENGLISH</a>
<a href="">电脑版</a>
</p>
<p class="copyRight">©2015 携程旅行</p>
</footer>
</div>
</body>
</html>
image.png
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