.id_banner{
    overflow: hidden;
    background: url("../images/banner.jpg") no-repeat center;
    height: 220px;
    width: 100%;
}
.id_banner .content{
    width: 1100px;
    overflow: hidden;
    margin: 181px auto 0;
}
.id_banner .content .img{
    float: left;
    display: none;
}
.tianqi{
    width: 100%;
    float: left;
}
.tianqi .tq{
    width: 144px;
    background: none;
    margin-top: 8px;
    float: right;
}
.id_yufen{
    margin-top: 8px;
    line-height: 25px;
    float: right;
    margin-right: 16px;
    font-size: 12px;
}
.id_longli{
    margin-right: 16px;
    line-height: 25px;
    margin-top: 8px;
    float: right;
    font-size: 12px;
}

.head-v3{position:relative;z-index:100;min-width:1000px;
    border-top:1px solid #f6f5f5;}
.head-v3 .navigation-inner{margin:0 auto;width:1100px;position:relative}
.navigation-up{height:42px;background:#1583d9}
.navigation-up .navigation-v3{}
.navigation-up .navigation-v3 ul{float:left}
.navigation-up .navigation-v3 li{float:left;color:#fff}
.navigation-up .navigation-v3 .nav-up-selected{background:#FFFFFF}
.navigation-up .navigation-v3 li h2{font-weight:normal;padding:0;margin:0}
.navigation-up .navigation-v3 li h2 a{width:120px;color:#fff;display:inline-block;line-height:42px;height:42px;font-family:"microsoft yahei";text-align: center;font-size: 16px}
.navigation-up .navigation-v3 .nav-up-selected a{color:#474747}
.navigation-down{width:100%;}
.navigation-down .nav-down-menu{width:100%;margin:0;background: #f6f5f5;top:0px;float:left;}
.navigation-down .nav-down-menu .navigation-down-inner{margin:auto;width:1100px;
    background:#FFFFFF;position:relative}
.navigation-down .nav-down-menu dl{float:left;}
.navigation-down .menu-1 dl{}
.navigation-down .menu-1 dt{font:normal 16px "microsoft yahei";color:#61789e;padding-bottom:10px;border-bottom:1px solid #61789e;margin-bottom:10px}
.navigation-down .menu-1 dd a{color:#fff;font:normal 14px/30px "microsoft yahei"}
.navigation-down .menu-2 dd a,.navigation-down .menu-3 dd a{color:#fff;font:normal 16px "microsoft yahei"}
.id_nav_item{
    height: 36px;
    line-height: 36px;
    overflow: hidden;
}
.id_nav_item li{
    float: left;
    padding: 0 10px;
}
.id_nav_item li a{
    color: #474747;
    display: block;
    padding: 0 10px;
}
.id_search{
    width: 240px;
    height: 42px;
    position: absolute;
    right: 0;
    top:0;
    z-index: 10000;
}
.id_search .text{
    float: right;
}
.id_search .btn{
    border: 0;
    background: url("../images/ico.png");
    width: 34px;
    height: 32px;
    margin-top: 5px;
    margin-right: 2px;
    float: right;
}
.id_search .text{
    height: 32px;
    line-height: 32px;
    width: 193px;
    margin-top: 5px;
    border: 0;
    text-indent: 4px;
}