.banner_title {
    font-size: 0.48rem;
    font-weight: 600;
    text-align: center;
    margin-top: 1.5rem;
    margin-bottom: 0.24rem;
    color: #0b0b0b;
    letter-spacing: 0.018rem;
}

.banner_video {
    padding: 0 1.5rem;
    margin-top: 0.8rem;
    margin-bottom: 0.4rem;
}

.banner_video video {
    width: 100%;
}

.imgw1_mark {
    width: 100%;
}

.banner_detail {
    padding: 0 1.5rem 1rem;
}

.banner_detail p {
    font-size: 0.2rem;
    color: #3d3d3d;
    margin-top: 0.4rem;
    letter-spacing: 0.009rem;
    line-height: 0.4rem;
}

.unit_all {
    padding: 1rem 1.5rem 1.2rem;
}

.unit_1 {
    background-color: rgb(246, 247, 248);
}

.unit_title {
    text-align: center;
    font-size: 0.48rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #0b0b0b;
}

.unit_detail p {
    font-size: 0.2rem;
    color: #3d3d3d;
    letter-spacing: 0.009rem;
    line-height: 0.4rem;
}

.unit_min_list {
    display: flex;
    align-items: flex-start;
    margin-top: 1rem;
    width: 100%;
    gap: 0.4rem;
}

.unit_min_e {
    width: 100%;
}

.ume_img1 {
    width: 100%;
}

.unit_text_box {
    background: #fff;
    padding: 0.3em 0.3rem;
    height: 4.5rem;
}

.ume_t1 {
    font-size: 0.4rem;
    font-weight: 600;
    color: #0b0b0b;
}

.ume_t2 {
    font-size: 0.24rem;
    color: #e0b486;
    line-height: 0.4rem;
}

.ume_ge {
    width: 0.24rem;
    height: 0.02rem;
    background-color: #ddd;
    margin: 0.2rem 0;
}

.ume_t3 {
    font-size: 0.2rem;
    color: #383838;
    line-height: 0.4rem;
    letter-spacing: 0.01rem;
    text-align: justify;
}

.second_unit {
    position: relative;
    padding-bottom: 1.2rem;
}

.unit_banner {
    position: relative;
    width: 100%;
}

.unit_banner img {
    width: 100%;
    height: 100%;
}

.unit_bannerBox {
    position: absolute;
    left: 1.5rem;
    top: 1rem;
    font-size: 0.4rem;
    font-weight: 600;
    color: #fff;
}

.second_unit_con {
    padding: 0 1.5rem;
}

.unit_con_detail {
    padding: 0.6rem 0;
}

.unit_con_detail p {
    font-size: 0.3rem;
    color: #383838;
    line-height: 0.6rem;
    letter-spacing: 0.07rem;
}

.unit_desc_box {
    width: 100%;
}

.unit_desc_box img {
    width: 100%;
}

.unit_desc_img {
    width: 100%;
    margin-top: 0.4rem;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.3rem;
}

.ume_desc_img {
    margin-top: 0.2rem !important;
    width: 100%;
    height: 100%;
}

.ume_desc_text {
    padding: 1em 0;
    font-size: 0.18rem;
    line-height: 1.6;
}

.unit_2 {
    padding: 0.1rem 1.5rem 1rem;
    background: linear-gradient(to bottom, rgb(246, 247, 248), #fff);
}

.unit_title1 {
    font-size: 0.48rem;
    font-weight: 600;
    text-align: center;
    margin-top: 1rem;
    margin-bottom: 0.24rem;
    color: #0b0b0b;
    letter-spacing: 0.018rem;
}

.swiper-container-4-btns {
    display: none;
}

.swiper-container-fade .swiper-slide {
    opacity: 0 !important;
    transition-duration: 1s !important;
}

.swiper-container-fade .swiper-slide-active {
    opacity: 1 !important;
}

.tab_swiper_box {
    padding: 0.4rem 0 0.5rem;
    position: relative;
}

.tab_swiper_box .tab_swiper .swiper-slide img {
    width: 100%;
    height: 8rem;
    object-fit: cover;
}

.sw_tab_list {
    display: flex;
    justify-content: space-between;
}

.sw_tab_min {
    padding: 0.4rem 0;
    font-size: 0.22rem;
    font-weight: 300;
    border-bottom: 1px solid transparent;
    cursor: pointer;
    height: 101%;
}

.sw_tab_min.active {
    font-weight: 500;
    border-bottom: 1px solid #444;
}

.sw_tab_list {
    border-bottom: 1px solid rgba(204, 204, 204, 0.3);
}

.change_text_box {
    position: relative;
    height: 1.5rem;
}

.change_text_box div {
    position: absolute;
    top: 50%;
    text-align: center;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 300;
    font-size: 0.18rem;
    line-height: 0.36rem;
    opacity: 0;
    transition: all .4s;
    width: 100%;
    padding: 0 1.5rem;
}

.change_text_box div.active {
    opacity: 1;
}

.change_text_box div:nth-of-type(1) {
    position: relative;
}

.mb_ {
    display: none;
}

.change_text_box_mb {
    display: none;
}

.swiper-1 .media-holder {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    display: flex;
    align-items: center;
    background-color: #eee;
}

.swiper-1 .media-holder img,
.swiper-1 .media-holder video {
    width: auto;
    height: 100% !important;
    object-fit: cover;
}

@media (max-width: 768px) {
    .pc_ {
        display: none !important;
    }

    .mb_ {
        display: block;
    }

    .banner_title {
        font-size: 0.58rem;
        margin-top: 2rem;
        margin-bottom: 0.5rem;
    }

    .banner_video {
        padding: 0rem;
        margin-top: 0;
        margin-bottom: 1rem;
        position: relative;
    }

    .imgw1_mark {
        width: 100%;
    }

    .banner_detail {
        padding: 0 0.6rem 0.5rem;
    }

    .banner_detail p {
        font-size: 0.24rem;
        line-height: 0.44rem;
        text-align: justify;
    }

    .unit_all {
        padding: 0.8rem 0;
    }

    .unit_1 {
        background-color: rgb(246, 247, 248);
    }

    .unit_title {
        text-align: center;
        font-size: 0.48rem;
        font-weight: 600;
        margin-bottom: 0 0.6rem 0.5rem;
        color: #0b0b0b;
    }

    .unit_detail p {
        font-size: 0.24rem;
        line-height: 0.44rem;
        text-align: justify;
        margin: 0 0.6rem;
    }

    .unit_min_list {
        display: flex;
        align-items: flex-start;
        margin-top: 1rem;
        width: 100%;
        gap: 0.4rem;
    }

    .unit_tab_swiper {
        padding: 0.5rem 0rem 0;
        position: relative
    }

    .change_text_box_mb {
        display: block;
    }

    .unit_min_e {
        width: 100%;
    }

    .ume_img1 {
        width: 100%;
    }

    .unit_text_box {
        background: #fff;
        padding: 0.6rem 0.6rem;
        height: auto;
    }

    .ume_t1 {
        font-size: 0.4rem;
        font-weight: 600;
        color: #0b0b0b;
    }

    .ume_t2 {
        font-size: 0.24rem;
        color: #e0b486;
        line-height: 0.4rem;
    }

    .ume_ge {
        width: 0.24rem;
        height: 0.02rem;
        background-color: #ddd;
        margin: 0.2rem 0;
    }

    .ume_t3 {
        font-size: 0.24rem;
        color: #383838;
        line-height: 0.4rem;
        letter-spacing: 0.01rem;
        text-align: justify;
    }

    .second_unit {
        position: relative;
        padding-bottom: 0.6rem;
    }

    .unit_bannerBox {
        position: absolute;
        left: 0.6rem;
        top: 0.6rem;
        font-size: 0.36rem;
        font-weight: 600;
        color: #fff;
    }

    .second_unit_con {
        padding: 0 0.6rem;
    }

    .unit_con_detail {
        padding: 0.6rem 0;
    }

    .unit_con_detail p {
        font-size: 0.24rem;
        color: #383838;
        line-height: 0.4rem;
        letter-spacing: 0.05rem;
        text-align: justify;
    }

    .unit_desc_box {
        width: 100%;
    }

    .unit_desc_box img {
        width: 100%;
    }

    .unit_desc_imgmb {
        margin-top: 0.2rem;
        display: block;
        gap: 0.3rem;
    }

    .unit_2 {
        padding: 0.1rem 0 1rem;
        background: linear-gradient(to bottom, rgb(246, 247, 248), #fff);
    }

    .unit_title1 {
        font-size: 0.48rem;
        font-weight: 600;
        text-align: center;
        margin-top: 0.6rem;
        margin-bottom: 0.4rem;
        color: #0b0b0b;
        letter-spacing: 0.018rem;
    }

    .mb_swiper_top {
        padding: 0.3rem 0.6rem 0;
    }

    .nav {
        position: relative;
        height: 1rem;
    }

    .nav-list {
        overflow: hidden;
        overflow-x: auto;
        white-space: nowrap;
        display: flex;
        height: 1rem;
        align-items: center;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .nav-list .nav-a:last-child {
        margin-right: 0.6rem;
    }

    .nav-list::-webkit-scrollbar {
        display: none;
    }

    .nav-a {
        color: rgba(0, 0, 0, 0.3);
        text-decoration: none;
        font-size: 0.26rem;
        margin: 0px;
        width: 50vw;
        line-height: 1rem;
        display: inline-block;
        height: 100%;
        overflow: hidden;
        position: relative;
        font-weight: 300;
    }

    .nav-list .nav-a {
        width: 50vw;
    }

    .nav-a::after {
        content: '';
        display: block;
        position: absolute;
        width: 100%;
        height: 1px;
        top: 1px;
        background-color: rgba(0, 0, 0, 0.1);
    }

    .selected {
        color: #000;
        position: relative;
        font-weight: 300;
    }

    .selected::after {
        content: '';
        display: block;
        position: absolute;
        width: 100%;
        height: 1px;
        top: 1px;
        background-color: rgba(0, 0, 0, 1);
    }

    .tab_swiper_box {
        padding: 0.1rem 0rem 0.5rem;
        position: relative
    }

    .tab_swiper_box .tab_swiper .swiper-slide img {
        height: 4rem;
    }

    .swiper-container-4-btns {
        position: absolute;
        width: 100%;
        top: 0rem;
        left: 0;
        z-index: 200;
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
    }

    .swiper-container-4-btns img {
        width: 1rem
    }

    .swiper-container-4-btns .swiper-container-4_right_btn {
        transform: rotate(180deg)
    }

    .tab_swiper {
        width: 100%;
        margin-top: 0.2em;
    }

    .swiper-slide img {
        width: 100%;
    }

    .sw_tab_min {
        padding: 0;
        margin-right: 0.5rem;
    }

    .change_text_box {
        position: relative;
        height: 2rem;
    }

    .change_text_box div {
        top: 10%;
        text-align: center;
        transform: translate(-50%, 0%);
        font-size: 0.24rem;
        line-height: 0.4rem;
        padding: 0 0.6rem;

    }

    .unit_tab_swiper .change_text_box_mb {
        display: block;
    }

    .unit_tab_swiper .change_text_box_mb .unit_text_box {
        display: none;
    }

    .unit_tab_swiper .change_text_box_mb .unit_text_box.active {
        display: block;
    }

    .ume_desc_text {
        padding: 0.5em 0 1.5em;
        font-size: 0.24rem;
    }
}