日期:2014-05-17  浏览次数:20686 次

DIV中的内容 怎么让其垂直居中?????
<!DOCTYPE   html   PUBLIC   "-//W3C//DTD   XHTML   1.0   Transitional//EN "   "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<html   xmlns= "http://www.w3.org/1999/xhtml "   lang= "gb2312 "   xml:lang= "gb2312 ">
<head>
<title> Down   CSS </title>
<meta   http-equiv= "Content-Type "   content= "text/html;   charset=gb2312 "   />
<script   type= "text/javascript "   src= "chrome.js ">
</script>
<style   type= "text/css ">
<!--
.chromestyle   {width:760px;   background-color:#165AB3;   /*font-weight:bold;*/}
.chromestyle   ul   li   {   display:inline;}   <!--让LI没有黑点横向排列-->

.chromestyle   ul   li   a   {
color:#494949;
padding:4px   7px;
margin:0;
text-decoration:none;
border-right:1px   solid   #DADADA;
}


.chromestyle   ul   li   a[rel]:after{
content: "v ";
}

.chromestyle:after{

content: ". ";
display:block;
height:0;
clear:both;
visibility:hidden;
}
.dropmenudiv   {
position:absolute;
top:0;
border:1px   solid   #165AB3;   /*边框*/
border-bottom-width:0;
font:normal   12px   Verdana;
line-height:18px;
z-index:100;
background-color:#5293d1;
width:100px;
visibility:hidden;
filter:progid:DXImageTransform.Microsoft.Shadow(color=#CACACA,direction=135,strength=4);
}

.dropmenudiv   a{
width:auto;
display:block;
text-align:3x;
padding:2px   0;
border-bottom:1px   solid   #165AB3;/*设置对象下边框的样式*/
text-decoration:none;
font-weight:bold;
color:#FFFFFF;
}

*   html   .dropmenudiv   a{
width:100%;
}

.dropmenudiv   a:hover
{
background-color:#1d7fdb;
}
body   {
font-size:   12px;
text-decoration:   none;
margin:   0px;
text-align:center;
}


a:link   {
color:   #FFFFFF;
text-decoration:   none;
}

a:visited   {
    color:   #FFFFFF;
    text-decoration:   none;
}

a:hover   {
text-decoration:   none;
color:#FFFF00
}

a:active   {
color:   #FFFFFF;
text-decoration:   none;

}

a.hidden   {
    color:   #FFFFFF;
}


-->
</style>
</head>

<body>

<!--   主菜单   -->

<div   id= "chromemenu "   class= "chromestyle ">
<ul>
<li> <a   href= "# "> 首页   | </a> </li>
<li> <a   href= "# "   rel= "dropmenu1 "> 新闻中心   | </a> </li>
<li> <a   href= "# "   rel= "dropmenu2 "> 产品方案   | </a> </li>
<li> <a   href= "# "   rel= "dropmenu3 "> 服务支持   | </a> </li>
<li> <a   href= "# "   rel= "dropm