/* 大于等于1200 */
@media screen and (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    .col-zdlg-2-5 {
        float: left;
        flex: 0 0 20%;
        max-width: 20%;
    }
}


/* 小于1200 */
@media screen and (max-width: 1199px) {
    .b_desk_toplogo_slogan {
        padding-top: 0px !important;
    }
}

/* 小于992 */
@media screen and (max-width: 991px) {
    .b_t_center_moblie {
        text-align: center;
    }

    .b_color_bg_g1_s {
        background: #F3F1F2;
    }

    .b_color_bg_g2_s {
        background: #f4f4f4;
    }

    .b_color_bg_g3_s {
        background: #ffffff;
    }

    /*margin padding*/
    .b_mt_0_s {
        margin-top: 0px !important;
    }

    .b_ml_0_s {
        margin-left: 0px;
    }

    .b_mr_0_s {
        margin-right: 0px;
    }

    .b_mt_5_s {
        margin-top: 5px;
    }

    .b_mb_5_s {
        margin-bottom: 5px;
    }

    .b_mt_10_s {
        margin-top: 10px;
    }

    .b_mb_10_s {
        margin-bottom: 10px;
    }

    .b_mt_15_s {
        margin-top: 15px;
    }

    .b_mb_15_s {
        margin-bottom: 15px;
    }

    .b_mt_20_s {
        margin-top: 20px;
    }

    .b_mb_20_s {
        margin-bottom: 20px;
    }

    .b_ml_5_s {
        margin-left: 5px;
    }

    .b_mr_5_s {
        margin-right: 5px;
    }

    .b_ml_10_s {
        margin-left: 10px;
    }

    .b_mr_10_s {
        margin-right: 10px;
    }

    .b_mr_15_s {
        margin-right: 15px;
    }

    .b_mt_30_s {
        margin-top: 30px;
    }

    .b_mb_30_s {
        margin-bottom: 30px;
    }

    .b_mt_60_s {
        margin-top: 60px;
    }

    .b_mb_60_s {
        margin-bottom: 60px;
    }

    .b_mlr_0_s {
        margin-left: 0px;
        margin-right: 0px;
    }

    .b_mlr_5_s {
        margin-left: 5px;
        margin-right: 5px;
    }

    .b_mlr_10_s {
        margin-left: 10px;
        margin-right: 10px;
    }

    .b_mlr_15_s {
        margin-left: 15px;
        margin-right: 15px;
    }

    .b_mlr_20_s {
        margin-left: 20px;
        margin-right: 20px;
    }

    .b_pt_0_s {
        padding-top: 0px !important;
    }

    .b_pt_10_s {
        padding-top: 10px;
    }

    .b_ptb_10_s {
        padding-bottom: 10px;
        padding-top: 10px;
    }

    .b_ptb_15_s {
        padding-bottom: 15px;
        padding-top: 15px;
    }

    .b_ptb_20_s {
        padding-top: 20px;
        padding-bottom: 20px;
    }

    .b_plr_15_s {
        padding-right: 15px;
        padding-left: 15px;
    }

    .b_pb_25_s {
        padding-bottom: 25px;
    }

    .b_pt_20_s {
        padding-top: 20px;
    }

    .b_pl_15_s {
        padding-left: 15px;
    }

    .b_pr_15_s {
        padding-right: 15px;
    }

    .b_p_5_s {
        padding: 5px;
    }

    .b_p_10_s {
        padding: 10px;
    }

    .b_p_15_s {
        padding: 15px;
    }

    .b_p_20_s {
        padding: 20px;
    }

    /*font tit*/
    .b_font_sl1 {
        font-size: 26px;
        font-weight: bold;
    }

    .b_font_cms_l1_s {
        font-size: 24px;
        font-weight: bold;
    }

    .b_font_sl2 {
        font-size: 20px;
        font-weight: bold;
    }

    .b_font_sl3 {
        font-size: 18px;
        font-weight: bold;
    }

    .b_font_sl4 {
        font-size: 16px;
        font-weight: bold;
    }

    .b_font_sl5 {
        font-size: 14px;
        font-weight: bold;
    }

    .b_font_sl6 {
        font-size: 12px;
        font-weight: bold;
    }

    .b_mlr_15s {
        margin: 0 15px;
    }

    /*toplogo*/
    .b_mobile_toplogo {
        display: block;
    }

    .b_desk_toplogo {
        display: none;
    }

    .b_mobile_toplogo_img {
        margin: 0px auto;
        display: block;
        max-height: 70px;
    }
}

/* 小于等于768 */
@media screen and (max-width: 767px) {
    .col-sm-2-5 {
        float: left;
        flex: 0 0 20%;
        max-width: 20%;
    }

    .b_footer_back {
        bottom: 120px;
    }
}

/* 小于576 */
@media screen and (max-width: 575px) {
}