#des_div .part_1 {
    position: relative;
}

#des_div .cele_lunbo_swiper {
    background: #000;
    padding-top: 30px;
}

#des_div .part_1 .ant_img {
    position: absolute;
    top: 46%;
    left: 50%;
    width: 50px;
    cursor: pointer;
}

#des_div .part_1 .video_ifram {
    display: none;
}

#des_div .part_pub .div_back {
    padding-top: 30px;
}

#des_div .part_pub .div_back .div_img {
    max-width: 953px;
    margin-left: auto;
    margin-right: auto;
}

#des_div .part_pub .div_back .contentbox {
    max-width: 953px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
}

#des_div .part_pub .div_back .contentbox .box_ul {
    display: flex;
    justify-content: space-between;
}

#des_div .part_pub .div_back .contentbox .box_ul .box_li:nth-child(2) {
    margin: 0 20px;
}

#des_div .part_pub .div_back .contentbox .box_ul .div_p {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

#des_div .part_pub .div_back .contentbox .box_ul .div_p .span {
    border: 1px solid #1B1B1B;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    line-height: 26px;
    color: #150201;
    text-align: center;
}

#des_div .part_pub .div_back .contentbox .box_ul .div_p p {
    color: #150201;
    margin-left: 15px;
    font-size: 18px;
}

#des_div .part_3 .cele_lunbo_swiper_dex .swiper-slide .swiper_div_rel {
    padding-left: 0px;
    padding-right: 70px;
}

#des_div .iframe_posis_left {
    position: absolute;
    z-index: 3;
    top: 40%;
    width: 48px;
    height: 48px;
    left: 1%;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    text-align: center;
    cursor: pointer;
}

#des_div .iframe_posis_right {
    position: absolute;
    z-index: 3;
    top: 40%;
    width: 48px;
    height: 48px;
    right: 1%;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    text-align: center;
    cursor: pointer;
}

#des_div .iframe_posis_left img {
    width: 26px !important;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    top: 11px;
    margin-top: 0px;
}

#des_div .iframe_posis_right img {
    width: 26px !important;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    top: 11px;
    margin-top: 0px;
}

#des_div h3 {
    margin-bottom: 50px;
}

#des_div .part_7 {
    margin-top: 60px;
}

#des_div .swiper-wrapper {
    height: auto;
}

#des_div .cele_lunbo_swiper_dex .swiper-slide .div_video iframe {
    width: 658px;
    height: 493px;
}

#des_div .part_pub {
    margin-bottom: 0;
}

.goods-content h2 {
    background: none;
    border: none;
}

#nebulawhite .package_5 {
    background: none !important;
    color: #000 !important;
}

#nebulawhite .package_5 a {
    color: #000 !important;
}

#nebulawhite .package_5 .package_5_content .Specifications .Specifications_2 .Specifications_list .Specifications_div,
#nebulawhite .package_5 .package_5_content .Specifications .Specifications_2 .Specifications_list .Specifications_div,
#nebulawhite .package_5 .package_5_content .Specifications .Specifications_1 .Specifications_p,
#nebulawhite .public_package .public_package_content .package_h2 {
    color: #000 !important;
}

.arrow_btm {
    display: inline-block;
    width: 24px;
    height: 24px;
    cursor: pointer;
    transition: transform 0.3s ease;
    margin-bottom: 30px;
}

/* 箭头样式 - 使用CSS绘制向下箭头 */
.arrow_btm::after {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    border-right: 2px solid #000;
    border-bottom: 2px solid #000;
    transform: rotate(45deg);
    margin: 7px auto;
}

/* 展开状态的箭头样式 */
.arrow_btm.expanded {
    transform: rotate(180deg);
}

/* 隐藏盒子初始状态 */
.hide_box {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out;
}

/* 轮播图分页器样式调整 */
#des_div .banner_pub .flex_ul {
    display: flex;
    justify-content: center;
    padding: 0;
    margin: 0 0 20px;
    list-style: none;
    overflow-x: auto;
    scrollbar-width: none;
    /* overscroll-behavior-x: contain; */
}

#des_div .banner_pub .flex_ul::-webkit-scrollbar {
    display: none;
}

#des_div .banner_pub .flex_ul p {
    margin: 0 5px;
    /* padding: 8px 16px; */
    cursor: pointer;
    white-space: nowrap;
}

#nebulawhite .package_5 .package_5_content .Specifications {
    padding: 40px 0 !important;
    margin: 30px 0 !important;
    ;
}

#nebulawhite .public_package .public_package_content .Specifications_p_h5,
#last_Specifications .Specifications_p .Specifications_div_1 {
    color: #000 !important;
}

@media screen and (max-width: 1920px) {
    #des_div .part_pub .div_back .contentbox .box_ul .div_p .span {
        width: 24px;
        height: 24px;
        line-height: 21px;
        font-size: 14px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .div_p p {
        font-size: 16px;
    }
}

@media screen and (max-width: 1560px) {
    #des_div .part_pub .div_back .contentbox .box_ul .div_p .span {
        width: 20px;
        height: 20px;
        line-height: 17px;
        font-size: 12px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .div_p p {
        font-size: 14px;
    }
}

@media screen and (max-width: 520px) {
    #des_div .cele_lunbo_swiper {
        background: #000;
        padding-top: 0px;
    }

    #des_div .part_pub {
        margin-bottom: 0px !important;
    }

    #des_div .part_1 .ant_img {
        top: 46%;
        left: 47%;
        width: 30px;
    }

    #des_div .part_7 {
        margin-top: 40px;
    }

    #des_div .part_pub .div_back {
        padding-top: 10px;
    }

    #des_div h3 {
        margin-bottom: 30px;
    }

    #des_div .part_pub .banner_pub {
        position: relative;
        margin-bottom: 0px;
        overflow-x: initial;
    }
    #des_div .part_pub .banner_pub .flex_ul{
        margin-top: 0;
        padding-top: 5px;
        height: 35px;
    }

    #des_div .part_pub .div_back .contentbox {
        max-width: 96%;
        margin-top: 30px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .div_p {
        margin-bottom: 10px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .div_p .span {
        width: 16px;
        height: 16px;
        line-height: 14px;
        font-size: 12px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .div_p p {
        font-size: 12px;
        margin-left: 5px;
    }

    #des_div .part_pub .div_back .contentbox .box_ul .box_li:nth-child(2) {
        margin: 0 5px;
    }

    #des_div .cele_lunbo_swiper_dex .swiper-slide .div_video iframe {
        width: 375px;
        height: 280px;
    }

    #des_div .iframe_posis_left {
        width: 32px;
        height: 32px;
    }

    #des_div .iframe_posis_right {
        width: 32px;
        height: 32px;
    }

    #des_div .iframe_posis_left img {
        width: 16px !important;
        top: 8px;
    }

    #des_div .iframe_posis_right img {
        width: 16px !important;
        top: 8px;
    }
   
    #des_div .banner_pub .flex_ul p {
        padding: 0px;
        margin: 0 20px;
    }

    #des_div .part_pub .banner_pub .flex_ul p {
        margin: 0 20px;
    }

    #des_div .swiper_div_pub {
        display: none;
    }

    #des_div .part_pub .banner_pub .flex_ul p:last-child {
        padding-right: 0;
    }


}