.w980{width:1200px;margin:0 auto}

.index_info{
    margin-bottom: 50px
}
.index_bg{
    position: fixed;
    top: 102px;
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(100vh - 102px);
}
.index_bg img{
    width: 100%;
    height: 100%;
}
.NS_index_box{
    position: relative;
    top: 102px;
}
.header_tip{
    background: #546471;
    height: 40px;
    line-height: 40px;
    color: #fff
}
.header_nav{
    height: 62px;
    background:url(../images/index/bj.jpg) repeat-x;
    width: 100%;
}
.logo{margin-top:17px;float: left;margin-right: 100px}
.header_tip .text{margin-right: 30px}
.logo img{width: 178px;float: left;cursor: pointer;}
.logo_line{
    float: left;
    width: 1px;
    height: 18px;
    background: #999;
    margin:0 10px;
    margin-top:4px
}
.logo .logo_title{
    font-size: 16px;
    font-weight: bold;
   /* line-height: 26px;*/
    float: left;
}
.header_nav_list{
    float: right;
    margin-top:20px;
    /*margin-right: 30px;*/
}
.header_nav_list li{
    margin-right: 26px;
    line-height: 20px;
    float: left;
}
.header_nav_list li:last-child{margin-right: 0}
.logo_right{
    float: right;
}
.logo_right img{
    width: 64px;
    margin-top:12px;
    cursor: pointer;
}
.index_info div{
    font-size: 32px;
    margin:60px 0;
    color: #fff
}
/* 底部 */
.footer{
    height: 70px;
    background: #333;
    color: #fff;
    padding-top:26px;
    margin-top:40px;
    /*position: fixed;*/
    /*bottom: 0;*/
    /*width: 100%;*/
}
.footer p{
    text-align: center;
    line-height: 14px
}
.f_line{
    height: 14px;
    width:1px;
    background: #fff;
    margin:0 30px
}

.f_text_b{margin-top:16px;}
.f_text_info{
    margin-right: 20px;
    margin-left: 20px
}
.f_text_b p:last-child{margin-right: 0}