@charset "UTF-8";
@media (max-width:1815px ) {
    .bocweb-header .header .bocweb-logo{
        width: 400px;
    }
}
@media (max-width:1520px ) {
    .bocweb-header .header .bocweb-logo{
        width: 320px;
    }
}
@media (max-width:1360px ) {
    .bocweb-header .bocweb-nav{
        width: 100%;
        margin-left: 0;
    }
    .bocweb-header .nav-li{
        display: inline-block;
        float: none;
    }
    .search-alert .cent-form .tex{
        padding-right: 0;
    }
    .header2 .bocweb-header{
        padding: 0 0.2rem;
    }
    .header2  .bocweb-header .header{
        border-bottom: 1px solid #e4e4e4;
    }
}
@media (max-width:992px ) {
    .toplink{display: none}
}
@media (max-width:767px ) {
    .pro_main .pro_nav_box .nav_item .top_item .plus .pbox::after{
        width: 50px;
        height: 50px;
        line-height: 50px;
    }
    .pro_main .pro_list_box ul li .item_box .con_box .title{
        padding-bottom: 20px;
    }
    .pro_main .pro_nav_box .nav_item.on .top_item .plus .pbox::after{
        content: "";
        width: 13px;
        height: 2px;
        background: #fff;
        top: 25px;
        left: 18px;
    }
    .pro_main .pro_nav_box .nav_item .top_item a{
        font-size: .3rem;
    }
    .pro_main .pro_nav_box .nav_item .sub li a{
        font-size: .26rem;
    }
    .part1{
        padding-bottom: 0.5rem;
    }
    /*.m-header .welcome-a img{*/
    /*    margin-top: 20px;*/
    /*}*/
    .wel-pro-list .ul{
        padding: .2rem 0;
    }
    .wel-pro-list .li .child{
        font-size: 0.28rem;
    }
    .wel-pro-list .ul{
        border-bottom: 1px solid #ddd;
    }
    .wel-pro-list .line span{
        display: none;
    }
    .about-contact .wl5 .items{
        width: 20%;
    }
    .about-contact .about-contact-tit .items{
        font-size: 0.25rem;
    }
    .bocweb-footer .cont-fr .bdshare .tianmao,.bocweb-footer .cont-fr .bdshare .taobao{
        width: 30px;
        height: 30px;
        background-size: 30px;
    }
    .bocweb-footer .cont-fr .km{
        margin-top: 1.5rem!important;
    }
    .news-time{
        display: none;
    }
    .news-txt{
        padding: 0 0 45px 0px;
    }
    .news-detailsbox .detailsbox-center iframe{
        height: auto;
    }
    .pro_main .pro_list_box ul li .item_box .con_box .title{
        font-size: .26rem;
    }
    .pd_con_box{
        padding:30px 0;
    }
    .pd_pro_show .view .arrow-left{
        width: 14px;
        height: 30px;
        background-size: 14px 30px;
    }
    .pd_pro_show .view .arrow-right{
        width: 14px;
        height: 30px;
        background-size: 14px 30px;
    }
    .pd_con_box .pd_item{
        font-size: 14px;
    }
}
@media (max-width:600px ) {
    /*.m-header .welcome-a img{*/
    /*    margin-top: 0px;*/
    /*}*/
}
@media (max-width:400px ) {
    .m-header .welcome-a{
        /*line-height: 40px;*/
    }
}