求大神帮我看看啊
@charset"UTF-8";
*
{
margin: 0;
padding: 0;
font-size: 12px;
}
body
{
background-color: #F5F5F5;
}
.top
{
width: 100%;
height:27px;
background: url(../images/top_bg.jpg) repeat-x;
}
.top_content
{
width: 1000px;
margin: 0 auto;
}
.top_content li
{
list-style-image:url(../images/li_bg.gif);
float: right;
width: 70px;
line-height: 27px;
}
.top_content a:link,.top_content a:visited
{
color:gray;
text-decoration: none;
}
.top_content a:hover,.top_content a:active
{
color: red;
text-decoration: none;
}
.wrap
{
width: 1000px;
margin: 0 auto;
}
.logo
{
height: 80px;
background-color: white;
}
.logo_left
{
width: 200px;
float: left;
}
.logo_right
{
margin-top:30px;
width: 300px;
float: right;
color: gray;
}
.logo_right img
{
vertical-align: middle;
margin-right: 10px;
}
.tel
{
font-family: "微软雅黑"；
font-size:16px;
color: red;
}
.nav
{
height: 40px;
}
.nav_left
{
width: 10px;
background: url(../Images/nav_left.jpg) no-repeat;
float: left;
}
.nav_mid
{
width: 980px;
background: url(../Images/nav_bg.jpg) repeat-x;
float: left;
}
.nav_right
{
width: 10px;
background: url(../Images/nav_right.jpg) no-repeat;
float: left;
}下面是HTML
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Document</title> <link href="css/main.css" rel="stylesheet" type="text/css"/> <script src="JS/setHomeSetFav.js" type="text/javascript" charset="gb2312"></script> </head> <body> <div> <div> <ul> <li><a href="http://www.bilibili.com/html/contact.html">联系我们</a></li> <li><a href="#" onclick="AddFavorite(window.location,document.title)">加入收藏 </a></li> <li><a href="#" onclick="SetHome(window.location)">设为首页</a></li> </ul> </div> </div><!-- top结束 --> <div> <div> <div> <img src="Images/logo.jpg" alt="慕课网"/> </div> <div> <img src="Images/tel.jpg" alt="服务热线"/>24小时服务热线：<span>123-456-7890</span> </div> </div><!-- logo结束 --> </div><!-- wrap结束 --> <div> <div></div> <div> <div> <ul> <li><a href="#">首页</a></li> <li><a href="list.html">关于慕课</a></li> <li><a href="list.html">新闻动态</a></li> <li><a href="list.html">课程中心</a></li> <li><a href="list.html">在线课程</a></li> <li><a href="list.html">人才招聘</a></li> </ul> </div> <div></div> </div><!-- nav_middle结束 --> <div> <form action=""method="post"> <input type="text"/> </form> </div> </div><!-- nav结束 --> </body> </html>
在浏览器上的结果是
这是怎么回事？
