.lsBox1 {
    width: 100%;
    padding-top: 6vw;
}

.lsBox1 .w1560 {
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.lsBox1_lr {
    width: 71.66%;
    overflow: hidden;
    background: url(../img/Science/ls01.jpg);
}

.lsBox1_ri {
    width: 23%;
}

.lsBox1_lr_cen {
    width: 90%;
    max-width: 756px;
    margin-left: auto;
    padding: 4.9vw 0 5.4vw;
    padding-right: 2vw;
}

.lsBox1_b {
    line-height: 1;
    color: #fff;
    font-weight: 100;
}

.rongyu_swiper {
    width: 100%;
    overflow: hidden;
    margin-top: 3.6vw;
}

.rongyu_swiper .swiper-slide {
    display: flex;
    align-items: flex-end;
}

.lsBox1_xh {
    color: #fff;
    font-size: calc(30px + 11.9vw);
    line-height: .8;
    font-family: 'Alibaba-PuHuiTi-Bold';
}

.lsBox1_text {
    color: #fff;
    line-height: 1.8;
}

.Green-pagination {
    width: 100%;
    margin-top: 4vw;
}

.Green-pagination .swiper-pagination-bullet {
    width: 20px;
    height: 4px;
    opacity: 0.2;
    background: #fff;
    border-radius: 0;
    margin: 0 10px 0 0 !important;
}

.Green-pagination .swiper-pagination-bullet-active {
    opacity: 1;
}

.lsBox1_s {
    margin-top: 4.9vw;
    line-height: 1.6;
    color: #333;
}

.lsBox1_s span {
    margin-bottom: 1vw;
    display: block;
}

.lsBox2 {
    margin-top: 6vw;
}

.lsBox2_title {
    font-family: 'Alibaba-PuHuiTi-Bold';
    color: #333;
    line-height: 1.2;
}


.lsBox2_list {
    width: 100%;
    margin-top: 2.5vw;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.lsBox2_li {
    width: 30%;
    transition: 0.4s;
}

.lsBox2_li img {
    width: auto;
    max-width: 100%;
}

.lsBox2_t {
    font-family: 'Alibaba-PuHuiTi-Bold';
    color: #333;
    margin-top: 20px;
}

.lsBox2_line {
    width: 100%;
    height: 1px;
    background: rgba(0 0 0 / 10%);
    margin: 15px 0;
}

.lsBox2_s {
    line-height: 1.6;
    color: #666;
}

.lsBox3 {
    margin-top: 4.2vw;
    margin-bottom: 5vw;
}

.lsBox3_t {
    line-height: 1;
    color: #333;
    font-family: 'Alibaba-PuHuiTi-Bold';
}

.lsBox3_list {
    width: 100%;
    margin-top: 25px;
}

.lsBox3_list_item {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 2vw;
    background: #f9f9f9;
}

.lsBox3_lr {
    width: 41.6%;
    padding: 2.8vw;
    align-self: center;
}

.lsBox3_ri {
    width: 58.4%;
    overflow: hidden;
}

.lsBox3_list_item:nth-child(2n) {
    flex-direction: row-reverse;
}

.lsBox3_list_item_t {
    line-height: 1;
    color: #333;
    font-family: 'Alibaba-PuHuiTi-Bold';
}

.lsBox3_list_item_s {
    color: #666;
    margin-top: 1.2vw;
    line-height: 1.6;
}

.lsBox3_ri img {
    width: 100%;
}

.lsBox3_ri:hover img {
    transform: scale(1.05);
}

.lsBox3_lr:hover ul li {
    color: var(--yx_Color);
}


@media screen and (max-width: 1700px) and (min-width: 1600px){
    .lsBox2_t{
        font-size: 16px;
    }
}

@media screen and (max-width: 768px) {
    .lsBox1 {
        padding-top: 40px;
    }

    .lsBox1 .w1560 {
        margin: 0 auto;
    }

    .lsBox1_lr {
        width: 100%;
    }

    .lsBox1_ri {
        width: 100%;
    }

    .lsBox1_lr_cen {
        margin: 0 auto;
        padding: 30px 0;
    }

    .lsBox1_b {
        text-align: center;
    }

    .rongyu_swiper {
        margin-top: 30px;
    }

    .rongyu_swiper .swiper-slide {
        justify-content: center;
    }

    .lsBox1_text {
        margin-left: 20px;
    }

    .lsBox1_xh {
        font-size: 80px;
    }

    .Green-pagination {
        text-align: center;
    }
    
    .lsBox1_s{
            color: #666;
    line-height: 1.8;
            font-size: 14px;
    }

    .lsBox1_s span {
        margin-bottom: 15px;
    }

    .lsBox2 {
        margin-top: 30px;
    }

    .lsBox2_list {
        margin-top: 30px;
    }

    .lsBox2_li {
        width: 100%;
        margin-bottom: 25px;
    }
    
    .lsBox2_li img{
        max-width: 11%;
    }

    .lsBox3 {
        margin-top: 40px;
        margin-bottom: 40px;
    }

    .lsBox3_lr {
        width: 100%;
        padding:25px 20px;
    }

    .lsBox3_ri {
        width: 100%;
    }
    .lsBox3_list_item_s{
        margin-top: 15px;
    }

    .lsBox3_list_item{
        margin-bottom: 15px;
    }
}