.case_01,.case_02,.case_03,.case_04 {
    padding: var(--gap) var(--bj1)
}

.case_01 {
    background: #26323a
}

.case_02 {
    background: var(--color-bg-muted)
}

.case_03 {
    background: #fff
}

.case_04 {
    background: #26323a
}

.case_01 .card_list .se_top,.case_01 .card_list .pu_link a {
    color: #fff
}

.case_01 .card_list .pu_link a {
    border-color: #fff
}

.case_04 .card_list .se_top,.case_04 .card_list .pu_link a {
    color: #fff
}

.case_04 .card_list .pu_link a {
    border-color: #fff
}

@media(max-width: 750px) {
    .banner_box .ban_post>div .content2 {
        display:none
    }
}