双飞翼布局和圣杯布局是比较常用的布局方式，都是为了实现一行三列，并且两侧列固定宽度，中间列宽度自适应的效果：直接上代码记录下：
<!DOCTYPE html>
<html lang="zh">
<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></title>
<style type="text/css">
* {
padding: 0;
margin: 0;
} .main {
background-color: #BCCEDE;
height: 600px;
} .content {
width: 100%;
height: 100px;
} .csv_content {
height: 100px;
background-color: aqua;
} .table_content {
width: 40%;
height: 100px;
float: left;
margin-left: -10px;
background-color: darkcyan;
} .normal_content {
height: 100px;
width: 60%;
float: right;
background-color: #8A2BE2;
} .mrgT10 {
margin-top: 10px;
} .clear {
clear: both;
}
.main_content{
width: 100%;
float: left;
}
/* 双飞翼布局 */
.center{
background: #f66;
margin: 0 210px;
height: 100px;
}
.left{
background:#fcc;
width: 200px;
float: left;
margin-left: -100%;
height: 20px;
}
.right{
background: #0000FF;
width: 200px;
float: left;
margin-left: -200px;
height: 60px;
}
/* 圣杯布局 */
.container{
padding: 0 220px 0 200px;
overflow: hidden;
}
.sb_center, .sb_left, .sb_cright{
position: relative;
float: left;
height: 100px;
}
.sb_center{
width: 100%;
background-color: #0000FF;
}
.sb_left{
margin-left: -100%;
width: 200px;
background-color: #00FFFF;
left: -200px;
}
.sb_cright{
margin-left: -220px;
right: -220px;
width: 220px;
background-color: #FF6666;
}
</style>
</head>
<body>
<div class="main">
<div class="content">
<div class="csv_content"> </div>
</div>
<div class="content mrgT10">
<div class="main_content">
<div class="center"> </div>
</div>
<div class="left"> </div>
<div class="right"> </div>
</div>
<div class="content clear mrgT10">
<div class="table_content"> </div>
<div class="normal_content"> </div>
</div>
<div class="clear container mrgT10">
<div class="sb_center"> </div>
<div class="sb_left"> </div>
<div class="sb_cright"> </div>
</div>
</div>
</body>
</html>
