日期:2014-05-17  浏览次数:20463 次

css代码在设计视图里显示,但是在运行网页后就不显示,求各位达人解释啊
css代码在设计视图里显示,但是在运行网页后就不显示,求各位达人解释啊,就是foot那个部分不显示
下面是我母版
<%@ Master Language="C#" AutoEventWireup="true" CodeFile="Frontend.master.cs" Inherits="MasterPages_Frontend" %>

<!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">
<head id="Head1" runat="server">
  <title></title>
  <asp:ContentPlaceHolder id="head" runat="server">
  </asp:ContentPlaceHolder>
  <link href="../App_Themes/Blue1/Blue1.css" rel="stylesheet" type="text/css" />
</head>
<body>
  <form id="form1" runat="server">
  <div id="PageWrapper">
  <div id="Header"><a id="A1" href="~/" runat="server"></a></div>
  <div id="MenuWrapper"></div>
  <div id="Navigation">
  <asp:TreeView ID="TreeView1" runat="server" DataSourceID="SiteMapDataSource1">
  </asp:TreeView>
  <asp:SiteMapDataSource ID="SiteMapDataSource1" runat="server" />
  </div>
  <div id="MainContent">
  <asp:ContentPlaceHolder id="cpMainContent" runat="server">
  </asp:ContentPlaceHolder>
  </div>
  <div id="Foot">hello</div>
  </div>
  </form>
</body>
</html>
下面是我的css文件
*
{
  /* 
  Defines the main font used throughout the entire site 
  */
  font-family: Arial, Sans-Serif;
}

body
{
  /* 
  Clears white space around the body and gives it a dark gray color.
  */
  margin: 0;
  background-color: #85BFD3;
}

a
{
  /*
  Clears the underline on normal links, and gives them a purple text color.
  */
  text-decoration: none;
  color: #4628C4;
}

a:hover
{
  /*
  Underlines links when the user hovers the mouse over them.
  */
  text-decoration : underline;
}

h1
{
  /*
  Makes h1 elements smaller than their browser default.
  */
  font-size : 20px;
}

h2
{
  /* 
  Gives h2 elements a different background color and size, 
  and adds a bit of margin at the top to create room between the heading and the preceding element.
  */
  font-size : 14px;
  color : #7773A1;
  margin-top : 10px;
}

#PageWrapper
{
  /*
  Sets the total width for the entire page. Also sets the background-color
  which is used to fill the background of the Sidebar in case the MainContent block is taller than the Sidebar.
  Uses margin: auto to center the entire page in the middle of the browser's window.
  */
  width: 900px;
  margin: auto;
}

#Header
{
  /*
  Gives the header the same width as the PageWrapper. The height creates some room for the logo
  that is set with the background-image.
  */
  backgr