html {
         min-width:780px;
        }
body {
          text-align:center;
          margin:0px;
          padding:px;
          font-family:"??";
          font-size:12px;
          background-color:#015089
               }
img {
          border:0px
          }
#top {
                      text-align:left;
                      width:780px;
                      height:138px;
                      margin-left:auto;
                      margin-right:auto;
                      }
#nav {
                  height:27px;
                  background-color:#174B8F;
                  color:#FFFFFF;
                  padding-left:50px
                  }
#nav ul {
                      list-style-type:none;
                      display:inline;
                      }
#nav ul li {
                      float:left;
                      display:block;
                      color:#FFFFFF;
                      letter-spacing:1px;
                      padding:0px;
                      margin:0px
                       }
#nav ul li a:hover {
                      background-color:#3A6EB3
                       }
#nav ul li#hot {
                    background-color:#17778E
                   }
#nav ul li a {
                      display:block;
                      padding-top:8px;
                      padding-bottom:8px;
                      padding-right:10px;
                      padding-left:10px;
                       color:#FFFFFF;
                       letter-spacing:1px
                       }
#sub_nav {
                       position:absolute;
                       top:114px;
                       width:780px;
                       height:24px;
                       background-color:#17778E
                       }
#sub_nav ul {
                       display:inline
                       }
#sub_nav ul li {
                       display:block;
                       float:left;
                       margin:0px;
                       padding:0px
                       }
#sub_nav ul li a{
                       display:block;
                       border-left:1px;
                       border-right:0px;
                       border-top:0px;
                       border-bottom:0px;
                       border-color:#37A1BA;
                       border-style:dotted ;
                       color:#FFFFFF;
                       margin:0px;
                       padding-top:5px;
                       padding-right:8px;
                       padding-bottom:5px;
                       padding-left:8px;
                       }
#sub_nav ul li a:hover{
                       background-color:#2D96AF
                            }
#sub_nav ul li#sub_hot {
                                    background-color:#2D96AF
                                     }
#sub_nav ul#one {
                             display:block;
                             margin-left:100px;
                             margin-top:0px;
                             }
#sub_nav ul#zxyj {
                             display:block;
                             margin-left:150px;
                             margin-top:0px;
                             }
#sub_nav ul#wxcx {
                             display:block;
                             margin-left:230px;
                             margin-top:0px;
                             }


#sub_nav ul#two {
                             width:400px;
                             display:block;
                             margin-left:100px;
                             margin-top:0px;
                             }
#sub_nav ul#three {
                             width:400px;
                             display:block;
                             margin-left:100px;
                             margin-top:0px;
                             }
#sub_nav ul#four {
                             display:block;
                             margin-left:100px;
                             margin-top:0px;
                             }
#main {
             width:780px;
             margin-left:auto;
             margin-right:auto;
             text-align:left;
             background-color:#FFFFFF;
             padding:15px 0px 30px 0px;
              }
#m_title h3 {
                          color:#174B8F;
                          font-size:16px;
                          font-family:"??им?";
                          letter-spacing:2px;
                          padding-top:20px;
                          padding-left:55px;
                          padding-bottom:6px;
                          background:url("../imgs/wenxian_title_bg.gif") no-repeat left bottom;
                          margin:20px;
                          }