.header_logo{background:url(images/topbg.png) center center repeat;}
.header_logo .logo{background:url(images/zyy.png) 0 10px no-repeat;width:280px;}
.header_logo .sign{background:url(images/sign.png) 0 10px no-repeat;width:200px;height:110px;}
.nav{background:url(images/navbg.png) repeat-x;}

.footer-div {
    background-color: #3f3f3f;
    height: 152px;
    margin: 0 auto;
    width: 100%;
}
.friendship-div {
    background-color: #3f3f3f;
    height: 152px;
    margin: 0 auto;
    width: 1024px;
}
.link-div {
    float: left;
    height: 152px;
    margin-left: 25px;
    width: 365px;
}
.link-headdiv {
    color: #ffffff;
    font-size: 14px;
    font-weight: bolder;
    height: 50px;
    line-height: 50px;
    width: 100%;
}
.link-contentdiv {
    color: #ffffff;
    font-size: 14px;
    height: 100px;
    line-height: 36px;
    width: 100%;
}
.link-contentdiv a {
    color: #ffffff;
    display: block;
    float: left;
    position: relative;
    width: 90px;
}
.weibo_xcdiv {
    background: rgba(0, 0, 0, 0) url(images/weibo_xc.png) no-repeat scroll 0 0;
    float: right;
    height: 152px;
    margin-right: 15px;
    width: 152px;
}
.final-div {
    background-color: #2d2d2d;
    height: 37px;
    margin: 0 auto;
    width: 100%;
}
.finalcentent-div {
    background-color: #2d2d2d;
    color: #ffffff;
    font-size: 14px;
    font-weight: bolder;
    height: 37px;
    line-height: 37px;
    margin: 0 auto;
    width: 1024px;
}
.end-div {
    background-color: #3f3f3f;
    height: 20px;
    margin: 0 auto;
    width: 100%;
}

.nav {
    background: rgba(0, 0, 0, 0) url("images/navbg.png") repeat-x scroll 0 0;
    display: block;
    height: 40px;
    line-height: 40px;
    overflow: hidden;
}
.nav a {
    color: #fff;
    display: inline-block;
    font-family: 微软雅黑;
    font-size: 16px;
    height: 40px;
    text-align: center;
    width: 100px;
}
.nav a:hover {
    background: #fff none repeat scroll 0 0;
    color: #069;
}
.nav a.sel {
    background: #fff none repeat scroll 0 0;
    color: #069;
}
.nav .ul-div {
    background: rgba(0, 0, 0, 0) url("images/navbg.png") repeat scroll 0 0;
    display: none;
    height: 160px;
    margin-top: -1px;
    position: absolute;
    width: 110px;
    z-index: 25;
}
.nav-trenda {
         
    }
    .nav-trenda:hover .ul-div {
        display: block;
    }