@media screen and (min-width:768px) and (max-width:1200px) {
    .container {
        width: 100%;
    }

    .header,
    .header .nav_logo,
    .nav_menu,
    .nav_item .nav_backicon {
        height: 60px;
    }

    .nav_menu {
        left: 0%;
        margin-left: 0;
        width: calc(100% - 162.47px);
        transform: translateX(0);
    }

    .nav_item {
        margin-right: 0;
        margin-left: calc((100% - 653.17px) / 8);
    }

    .nav_item .nav_backicon {
        margin-left: 2px;
    }

    .nav_backicon {
        background: url(/images/updown_white.png) top 31px center no-repeat;
        background-size: 100% auto;
    }

    .nav_backicon_box:hover .nav_backicon,
    .nav_item:hover .nav_backicon {
        background: url(/images/updown.png) top 31px center no-repeat;
        background-size: 100% auto;
    }

    .nav_link {
        font-size: 14px;
        line-height: 58px;
    }

    .nav_language {
        line-height: 66px;
    }

    .nav_actions {
        padding-top: 18px;
    }

    .swiper_pagination .swiper_bullet {
        width: 7px;
        height: 7px;
    }

    .banner {
        margin-top: 60px;
    }

    .pp_text {
        font-size: 14px;
    }

    .pp_id {
        font-size: 16px;
        margin-bottom: 3px;
    }

    .cp_b_box {
        float: left;
        width: 100%;
    }

    .products_bg{
        margin-top: 60px;
    }

    .popular_products,
    .service_process,
    .news_center {
        margin: 10px 0;
    }

    .bottom,
    .footer_top {
        padding: 30px 0;
    }

    #scrollToTopBtn {
        bottom: 45px;
        right: 10px;
        width: 50px;
        height: 50px;
    }

    .order_main h1{
        font-size: 20px;
        margin-bottom: 12px;
        line-height: 20px;
    }

    .order_main tr{
        font-size: 16px;
        height: 25px;
        line-height: 30px;
    }

    .order_clear{
        padding-left: 9px;
    }


    .contact_ltd {
        font-size: 20px;
        margin-bottom: 10px;
    }
    
    .contact_mes {
        font-size: 14px;
    }

    .aboutus_top_text {
        font-size: 14px;
    }
    
    .pro_btn_1,
    .pro_btn_2 {
        float: left;
        width: 105px;
        padding: 5px 0;
        font-size: 14px;
        line-height: 14px;
    }
    
}