现在问题是右边空白区域DIV不能平铺，我改变它大小也不能改变，该模版我是网上下的，但是自己怎么改都改不出来！大神帮我看看！
我现在要的效果是右边能 铺满和左边菜单对齐！
以下是JSP代码
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
租赁管理首页
<!--
涛涛租赁系统
-->
<div class="leftsidebar_box">
<div class="line"></div>
<dl class="system_log">
<dt onClick="changeImage()">
系统记录<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">充值记录</a>
</dd>
<dd>
<a href="#">短信充值记录</a>
</dd>
<dd>
<a href="#">消费记录</a>
</dd>
<dd>
<a href="#">操作记录</a>
</dd>
</dl>
<dl class="custom">
<dt onClick="changeImage()">
房东管理<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="page/add.jsp" target="main">新增房东</a>
</dd>
<dd>
<a href="page/update.jsp" target="main">修改房东</a>
</dd>
<dd>
<a href="#" target="main">查看房东</a>
</dd>
<dd>
<a href="#" target="main">删除房东</a>
</dd>
</dl>
<dl class="channel">
<dt>
渠道管理<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">渠道主页</a>
</dd>
<dd>
<a href="#">渠道标准管理</a>
</dd>
<dd>
<a href="#">系统通知</a>
</dd>
<dd>
<a href="#">渠道商管理</a>
</dd>
<dd>
<a href="#">渠道商链接</a>
</dd>
</dl>
<dl class="app">
<dt onClick="changeImage()">
APP管理<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">App运营商管理</a>
</dd>
<dd>
<a href="#">开放接口管理</a>
</dd>
<dd>
<a href="#">接口类型管理</a>
</dd>
</dl>
<dl class="cloud">
<dt>
大数据云平台<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">平台运营商管理</a>
</dd>
</dl>
<dl class="syetem_management">
<dt>
系统管理<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">后台用户管理</a>
</dd>
<dd>
<a href="#">角色管理</a>
</dd>
<dd>
<a href="#">客户类型管理</a>
</dd>
<dd>
<a href="#">栏目管理</a>
</dd>
<dd>
<a href="#">微官网模板组管理</a>
</dd>
<dd>
<a href="#">商城模板管理</a>
</dd>
<dd>
<a href="#">微功能管理</a>
</dd>
<dd>
<a href="#">修改用户密码</a>
</dd>
</dl>
<dl class="source">
<dt>
素材库管理<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">图片库</a>
</dd>
<dd>
<a href="#">链接库</a>
</dd>
<dd>
<a href="#">推广管理</a>
</dd>
</dl>
<dl class="statistics">
<dt>
统计分析<img src="images/left/select_xl01.png">
</dt>
<dd class="first_dd">
<a href="#">客户统计</a>
</dd>
</dl>
</div>
</div>
<div class="rt" style="width:400px; height: 400px; float: right;">
<iframe name="main" frameborder="-1" scrolling="no"></iframe>
</div>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript">
$(".leftsidebar_box dt").css({
"background-color" : "#3992d0"
});
$(".leftsidebar_box dt img").attr("src", "images/left/select_xl01.png");
$(function() {
$(".leftsidebar_box dd").hide();
$(".leftsidebar_box dt").click(
function() {
$(".leftsidebar_box dt").css({
"background-color" : "#3992d0"
})
$(this).css({
"background-color" : "#317eb4"
});
$(this).parent().find('dd').removeClass("menu_chioce");
$(".leftsidebar_box dt img").attr("src",
"images/left/select_xl01.png");
$(this).parent().find('img').attr("src",
"images/left/select_xl.png");
$(".menu_chioce").slideUp();
$(this).parent().find('dd').slideToggle();
$(this).parent().find('dd').addClass("menu_chioce");
});
})
</script>
以下是CSS样式：
@CHARSET "UTF-8";
body {
margin: 0;
padding: 0;
overflow-x: hidden;
}
img {
border: none;
}
- { font-family: '微软雅黑'; font-size: 12px; color: #626262; }
dl, dt, dd {
display: block;
margin: 0;
}
a {
text-decoration: none;
}
#bg {
background-image: url(../images/content/dotted.png);
}
.container {
width: 100%;
height: 100%;
margin: auto;
}
/*left*/
.top1 {
width: 100%;
height: 50px;
background-color: #3992d0;
}
.leftsidebar_box {
width: 160px;
height: auto !important;
overflow: visible !important;
position: fixed;
height: 100% !important;
background-color: #3992d0;
}
.line {
height: 2px;
width: 100%;
background-image: url(images/left/line_bg.png);
background-repeat: repeat-x;
}
.leftsidebar_box dt {
padding-left: 40px;
padding-right: 10px;
background-repeat: no-repeat;
background-position: 10px center;
color: #f5f5f5;
font-size: 14px;
position: relative;
line-height: 48px;
cursor: pointer;
}
.leftsidebar_box dd {
background-color: #317eb4;
padding-left: 40px;
}
.leftsidebar_box dd a {
color: #f5f5f5;
line-height: 20px;
}
.leftsidebar_box dt img {
position: absolute;
right: 10px;
top: 20px;
}
.system_log dt {
background-image: url(images/left/system.png)
}
.custom dt {
background-image: url(images/left/custom.png)
}
.channel dt {
background-image: url(images/left/channel.png)
}
.app dt {
background-image: url(images/left/app.png)
}
.cloud dt {
background-image: url(images/left/cloud.png)
}
.syetem_management dt {
background-image: url(images/left/syetem_management.png)
}
.source dt {
background-image: url(images/left/source.png)
}
.statistics dt {
background-image: url(images/left/statistics.png)
}
.leftsidebar_box dl dd:last-child {
padding-bottom: 10px;
}
/*right*/
.rt {
float: right;
}
