时间:2021-07-01 10:21:17 帮助过:36人阅读
1、三列布局,中间宽度自适应,两边定宽;
2、中间栏要在浏览器中优先展示渲染;
3、允许任意列的高度最高;
4、要求只用一个额外的DIV标签;
5、要求用最简单的CSS、最少的HACK语句;
1.圣杯布局:
DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>圣杯布局title>
<style type="text/css">
body {background-color: #ffffff; font-size:14px;}
#hd, #ft {padding:20px 3px; background-color: #cccccc; text-align: center;}
.bd-lft, .bd-rgt, .bd-3-lr, .bd-3-ll, .bd-3-rr {margin:10px 0; min-width:400px;}
.main {background-color: #03a9f4; color:#ffffff;}
.aside, .aside-1, .aside-2 {background-color: #00bcd4; color:#ffffff;}
p {margin:0; padding:20px; text-align: center;}
/* 左侧栏固定宽度,右侧自适应 */
.bd-lft {
zoom:1;
overflow:hidden;
padding-left:210px;
}
.bd-lft .aside {
float:left;
width:200px;
margin-left:-100%; /*= -100%*/
position:relative;
left:-210px; /* = -parantNode.paddingLeft */
_left: 0; /*IE6 hack*/
}
.bd-lft .main {
float:left;
width:100%;
}
/* 右侧栏固定宽度,左侧自适应 */
.bd-rgt {
zoom:1;
overflow:hidden;
padding-right:210px;
}
.bd-rgt .aside {
float:left;
width:200px;
margin-left:-200px; /* = -this.width */
position:relative;
right:-210px; /* = -parantNode.paddingRight */
}
.bd-rgt .main {
float:left;
width:100%;
}
/* 左中右 三栏自适应 */
.bd-3-lr {
zoom:1;
overflow:hidden;
padding-left:210px;
padding-right:210px;
}
.bd-3-lr .main {
float:left;
width:100%;
}
.bd-3-lr .aside-1 {
float: left;
width:200px;
margin-left: -100%;
position:relative;
left: -210px;
_left: 210px; /*IE6 hack*/
}
.bd-3-lr .aside-2 {
float: left;
width:200px;
margin-left: -200px;
position:relative;
right: -210px;
}
/* 都在左边,右侧自适应 */
.bd-3-ll {
zoom:1;
overflow:hidden;
padding-left:420px;
}
.bd-3-ll .main {
float:left;
width:100%;
}
.bd-3-ll .aside-1 {
float: left;
width:200px;
margin-left: -100%;
position:relative;
left: -420px;
_left: 0px; /*IE6 hack*/
}
.bd-3-ll .aside-2 {
float: left;
width:200px;
margin-left: -100%;
position:relative;
left: -210px;
_left: 210px; /*IE6 hack*/
}
/* 都在右边,左侧自适应 */
.bd-3-rr {
zoom:1;
overflow:hidden;
padding-right:420px;
}
.bd-3-rr .main {
float:left;
width:100%;
}
.bd-3-rr .aside-1 {
float: left;
width:200px;
margin-left: -200px;
position:relative;
right: -210px;
}
.bd-3-rr .aside-2 {
float: left;
width:200px;
margin-left: -200px;
position:relative;
right: -420px;
}
style>
head>
<body>
<div id="hd">头部div>
<div class="bd-lft">
<div class="main">
<p>主内容栏自适应宽度p>
div>
<div class="aside">
<p>侧边栏固定宽度p>
div>
div>
<div class="bd-rgt">
<div class="main">
<p>主内容栏自适应宽度p>
div>
<div class="aside">
<p>侧边栏固定宽度p>
div>
div>
<div class="bd-3-lr">
<div class="main">
<p>主内容栏自适应宽度p>
div>
<div class="aside-1">
<p>侧边栏1固定宽度p>
div>
<div class="aside-2">
<p>侧边栏2固定宽度p>
div>
div>
<div class="bd-3-ll">
<div class="main">
<p>主内容栏自适应宽度p>
div>
<div class="aside-1">
<p>侧边栏1固定宽度p>
div>
<div class="aside-2">
<p>侧边栏2固定宽度p>
div>
div>
<div class="bd-3-rr">
<div class="main">
<p>主内容栏自适应宽度p>
div>
<div class="aside-1">
<p>侧边栏1固定宽度p>
div>
<div class="aside-2">
<p>侧边栏2固定宽度p>
div>
div>
<div id="ft">底部div>
body>
html>
执行效果:
2.双飞翼布局
在不增加额外标签的情况下,圣杯布局已经非常完美,圣杯布局使用了相对定位,以后布局是有局限性的,而且宽度控制要改的地方也多,那么有没其他方法更加简洁方便呢?
在淘宝UED探讨下,增加多一个div就可以不用相对布局了,只用到了浮动和负边距,这就是我们所说的双飞翼布局。
DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>双飞翼布局title>
<style>
body{padding:0;margin:0}
.header,.footer{width:100%; background: #666;height:30px;clear:both;}
.bd{
/*padding-left:150px;*/
/*padding-right:190px;*/
}
.left{
background: #E79F6D