咱们常见的网页布局方式通常分为header(页头)部分,content(内容区)部分和footer(页脚)部分。当页头区和内容区的内容较少时,页脚区不是随着内容区排布而是始终显示在屏幕的最下方。当内容区的内容较多时,页脚能随着文档流撑开始终显示在页面的最下方。这就是传说中的Sticky footer布局。css
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
* {
margin: 0;
padding: 0;
text-align: center;
}
html,
body,
.detail {
height: 100%;
}
body>.detail {
height: 100%;
min-height: 100%;
}
.main {
padding-bottom: 64px;
}
.footer {
position: relative;
margin-top: -64px;
height: 64px;
clear: both;
background-color: red;
}
.clearfix::after {
/* 测试于两栏悬浮布局 */
display: block;
content: ".";
height: 0;
clear: both;
visibility: hidden;
}
</style>
</head>
<body>
<div class="detail">
<div class="wrapper clearfix">
<div class="title">
<h1>这里是头部</h1>
</div>
<div class="main">
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
</div>
</div>
</div>
<div class="footer">
<p>© 2017 No rights reserved.</p>
<p>Made with ♥ by an anonymous pastafarian.</p>
</div>
</body>
</html> <div class="main">
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
<p>这里是main content区域...</p>
</div>
</div>
</div>
<div class="footer">
<p>© 2017 No rights reserved.</p>
<p>Made with ♥ by an anonymous pastafarian.</p>
</div>
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**!!!特别说明!!!:**使用这个布局的前提,就是footer要在总的div容器以外,footer使用一个层,其它全部内容使用一个总的层。若是确实须要到添加其它同级层,那这个同级层就必须使用position:absolute进行绝对定位。html
PC端效果图:bash
移动端效果图: app
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
* {margin: 0; padding: 0;}
body{display: flex; flex-flow: column; min-height: 100vh; overflow:auto;}
h1{font-size: 60px; text-align: center;}
p{font-size: 24px; text-align: center;}
.main{flex:1;} /* 若不懂请看本文末尾的连接 */
footer{background-color: red;}
</style>
</head>
<body>
<header>
<h1>Site name</h1>
</header>
<div class="main">
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p> <p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
<p>Bacon Ipsum dolor sit amet...</p>
</div>
<footer>
<p>© 2017 No rights reserved.</p>
<p>Made with ♥ by an anonymous pastafarian.</p>
</footer>
</body>
</html>
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PC端效果图: 布局
移动端效果图: 测试
flex布局结构简单,代码精简。由于flex存在着兼容性,因此在使用这种方式布局时须要注意。flex