.kv_zone {
    background: url(../images/ver20260701/LV1_bg_20260701.png) no-repeat;
    background-size: 100%;
}

@media (max-width:1024px) {
    .kv_zone {
            background: url(../images/ver20260701/LV1_bg_tb_20260701.png) no-repeat;
            background-size: cover;
    }
}

@media (max-width:767px) {
    .kv_zone {
        background: url(../images/ver20260701/LV1_bg_sp_20260701.png) no-repeat;
        background-size: cover;
    }
}