.section_title {
    position: relative;
    margin: 2rem auto;
}
.section_title .title {
    text-align: center;
}
.section_title .title .cn {
    font-weight: bold;
    font-size: 3rem;
    color: var(--comcolor);
}
.section_title .title .en{
    font-size: 5rem;
    color: rgba(0, 88, 167, 0.1);
    text-transform: uppercase;
    white-space: nowrap;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -2rem;
    font-family: "Swis721BlkCnBT";
    width: 100%;
}
.section_title .intro {
    font-size: 1rem;
    line-height: 2rem;
}
.section_title .view_more {
    position: absolute;
    right:0;
    bottom:0;
}
.view_more {
    width: 10rem;
    height:3rem;
    line-height: 3rem;
    text-align: center;
    font-size: 1rem;
    position: relative;
    border: 1px solid var(--comcolor);
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    border-radius: 1rem 0 1rem 0;
    transition: 0.5s;
}
.view_more a{
    width: 100%;
    color: var(--comcolor);
    display: flex;
    justify-content: space-between;
}
.view_more:hover {
    background: var(--comcolor);
    border-radius: 1.5rem;
}
.view_more:hover a{
    color: #fff;
}

@media  screen and (max-width: 1000px){
    .section_title .title .cn {
        font-size: 2rem;
    }
    .section_title .title .en {
        font-size: 2.5rem;
        top:-1rem;
    }
    .section_title .intro {
        font-size: 1rem;
    }
    .section_title .view_more{
        display: none;
    }
}





.index_banner {
    width:100%;
    height:100vh;
    position: relative;
    overflow: hidden;
}
.index_banner .swiper-slide img {
    width:100%;
    height:100vh;
}
.index_banner .swiper-slide video {
    width:100%;height:100vh;object-fit:fill
}
.index_banner .swiper-pagination-bullet {
    width:1rem;
    height:1rem;
}
.index_banner .swiper-button-prev {
    left:5%
}
.index_banner .swiper-button-next {
    right:5%
}

.swiper-container-horizontal>.swiper-pagination-bullets {
    bottom: 5%;
}
.index_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width:3rem;
    border-radius: 0.5rem;
}

.index_banner .navigation .prev{position:absolute;left:5%;top:50%;transform:translateY(-50%);width:4.2rem;height:4.2rem;
    background:url(../images/banner_quan.png) no-repeat left top;background-size:100% 100%;z-index:7;
    display: flex;align-items: center;justify-content: center;
    cursor:pointer
}
.index_banner .navigation .next{position:absolute;right:5%;top:50%;transform:translateY(-50%);width:4.2rem;height:4.2rem;
    background:url(../images/banner_quan.png) no-repeat right top;background-size:100% 100%;z-index:7;
    display: flex;align-items: center;justify-content: center;
    cursor:pointer
}
.index_banner .navigation .left,.index_banner .navigation .right{
    color:var(--subcolor);font-size: 1.5rem;z-index: 8;
}

.index_banner .mouse {
    position: absolute;
    left:5%;
    bottom:10%;
    z-index: 999;
    display: flex;
    align-items: center;
    color:#fff;
}
.index_banner .mouse .mouseOf {
    height: 28px;
    position: relative;
    width: 28px;
    display: block;
}
.index_banner .mouse .mouseOf svg {
    width:100%;
    height:100%;
    display: block;
}
.index_banner .mouse .mouseOf:after {
    -webkit-animation: scroll-down 1.5s ease-in-out infinite;
    animation: scroll-down 1.5s ease-in-out infinite;
    background-color: #fff;
    border-radius: 2px;
    content: "";
    height: 7px;
    left: 50%;
    position: absolute;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 2px
}
@keyframes scroll-down {
    0% {
        opacity: 0;
        top: 2px
    }
    30%,70% {
        opacity: 1
    }
    to {
        opacity: 0;
        top: calc(100% - 9px)
    }
}

.index_banner .ban_txt {
    position: absolute;
    z-index: 99;
    color: #FFFFFF;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.index_banner .ban_txt .txt p {
    text-shadow: 2px 2px 4px #000000;
}
.index_banner .ban_txt .txt p:nth-child(1){
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 5%;
    font-family: EUROSTILE-BOLDEXTENDEDTWO;
}
.index_banner .ban_txt .txt p:nth-child(2){
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    font-family: EUROSTILE-BOLDEXTENDEDTWO;

}
.index_banner .ban_txt .txt p:nth-child(3){
    font-size: 1.8rem;
    margin-bottom: 2rem;
}
.index_banner .ban_txt .txt p:nth-child(4){
    font-size: 1.5rem;
    margin-bottom: 2rem;
}


@media screen and (max-width: 1000px) {
    .index_banner {
        height:auto;
    }
    .index_banner .swiper-slide video {
        width:100%;height:auto;
    }
    .index_banner .swiper-slide img {
        height:auto;
        display: block;
    }
    .index_banner .ban_txt,
    .index_banner .mouse
    {display: none;}

    .index_banner .swiper-pagination-bullet {
        width:0.5rem;
        height:0.5rem;
    }
    .swiper-container-horizontal>.swiper-pagination-bullets {
        bottom: 5%;
    }
    .index_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
        width:3rem;
        border-radius: 0.5rem;
    }

    .index_banner .navigation .prev,
    .index_banner .navigation .next
    {width:3rem;height:3rem;

    }
    .index_banner .navigation .left,.index_banner .navigation .right{
        font-size: 1rem;
    }
}







.index_about {
    position: relative;
    background: #fff;
    padding:15rem 0 3rem;
    width:100%;
    z-index: 9;
    overflow: hidden;
}


.index_about .title {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 5rem;z-index: 9
}
.index_about .title .t1 {font-size: 2.5rem;color: #171a1d;margin-right: 1.2rem;}
.index_about .title .t2 {
    display: flex;padding: 0 2rem;height: 4.8rem;align-items: center;line-height: 1;border-radius: 5rem;
    background: linear-gradient(to right, var(--comcolor) 0%, #109bee 100%);
    color: #fff;
    font-size: 1.5rem;
}
.index_about .title .t3 {margin-right: 0.8rem;font-size: 2.5rem;position: relative;font-family: 'EUROSTILE-BOLDEXTENDEDTWO'}
.index_about .intro p{font-size: 1rem;line-height: 2rem;text-indent: 2rem;color:#4b4b4b;}

@media  screen and (min-width: 1200px){
    .index_about .xian {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 3rem;
        z-index: 3;
        pointer-events: none;
    }
    #about_mask {width:100%;height:100%;position: absolute;left:0;top: 0;z-index: 4;background: #fff;transition:3s;}
    #about_mask.act {
        left:100%;
    }
}

@media  screen and (max-width: 1200px) and (min-width: 765px) {
    .index_about {
        padding: 3rem 0;
    }
    .index_about .xian {
        transform: translateY(30%);
    }
    .index_about .title .t1 {font-size: 2rem;}
    .index_about .title .t2 {
        height: 3.5rem;
        font-size: 1rem;
        padding: 0 1.5rem;
    }
    .index_about .title .t3 {font-size: 2rem;}
}

@media  screen and (max-width: 765px){
    .index_about {padding:1rem 0;}
    .index_about .xian {
        transform: translateY(40%);
    }
    .index_about .title {margin-bottom: 2rem;}
    .index_about .title .t1 {font-size: 1.2rem;margin-right: 0.3rem;}
    .index_about .title .t2 {
        height: 2.5rem;
        font-size: 1rem;
        padding: 0 1rem;
    }
    .index_about .title .t3 {font-size: 1.2rem;margin-right: 0.3rem;}
}
















.index_products {width:100%;padding: 5rem 0;background: #fff;position:relative;z-index: 9;}

.index_products .category_box {
    position: relative;
    margin-top: 2rem;
    border-radius: 1rem;
    overflow: hidden;
}
.index_products .category_name {
    width:100%;
    height:100%;
    display: flex;
    justify-content: space-between;
    z-index: 3;
    flex-wrap: wrap;
}
.index_products .category_name li{
    width:20%;
}
.index_products .category_name li a{
    height: 4rem;
    text-align: center;
    font-size: 1rem;
    background: #f1f1f1;
    display: flex;
    align-items: center;
    justify-content: center;
}
.index_products .category_name li.act a{
    background: var(--comcolor);
    border-bottom: 1px solid #d8d2cf;
    color:#fff;
}

.product_carousel {
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
    padding-bottom: 2.5rem;
}
.product_carousel .products_swiper:not(:first-child) {
    display: none;
}
.product_carousel .swiper-container-horizontal>.swiper-pagination-progressbar {
    top:auto;
    bottom: 0;
}
.product_carousel .product_item .box{
    position: relative;
    display: block;
    text-align: center;
    background: #fff;
    overflow: hidden;
    border: 1px solid #dee2e6;
}
.product_carousel .product_item .box .title{
    position: relative;
    display: block;
    padding: 1rem;
    transition: all 500ms ease;
    font-size: 1rem;
    height:4rem;
    color: var(--comcolor);
    font-weight: 700;
    margin-bottom: 0;
}
.product_carousel .product_item .box .title a{
    position: relative;
    display: block;
    width:100%;
    height:100%;
    color: #575757;
}



@media screen and (min-width: 1000px) {
    .product_carousel .product_item .box .title:before {
        position: absolute;
        content: '';
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        opacity: 0;
        transform-origin: top;
        transform: scale(.9) translateY(20px);
        background: var(--comcolor);
        transition: all 500ms ease;
    }
    .product_carousel .product_item:hover .box .title a{
        color: #fff;
    }
    .product_carousel .product_item:hover .box .title:before {
        opacity: 1;
        transform: scale(1) translateY(0px);
        transition: 1s;
    }
    .product_carousel .product_item .box:hover{
        border: 1px solid var(--comcolor);
        box-shadow: 2px 0 11px rgba(10, 47, 78, 0.25);
    }
    .product_carousel .product_item:hover .box .title:before {
        opacity: 1;
        transform: scale(1) translateY(0px);
        transition: 1s;
    }
}



@media screen and (max-width: 1000px) {
    .index_products {padding: 1.5rem 0;}

    .index_products .category_name {
        position: relative;
        justify-content: flex-start;
    }
    .index_products .category_name li{
        width:50%;
    }
    .index_products .category_name li.act a{
        background: var(--comcolor);
        border-bottom: 1px solid #d8d2cf;
        color:#fff;
    }

    .product_carousel {margin-top: 2rem;}
    .product_carousel .product_item .box .title {
        padding: 0 2.5%;
    }
    .product_carousel .product_item .overlay {
        display: none;
    }
}







.index_video{
    width:100%;
    height: 90vh;
    position: relative;
    border-top: 1px solid #cfcfcf;
    border-bottom: 1px solid #cfcfcf;
}
.index_video .ab_video {
    width: 100%;
    height:100%;
    position: relative;
    z-index: 1;
}
.index_video .ab_video video {
    object-fit: cover;
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 0;
}
.index_video .ab_white_bg {
    width: 100%;
    position: absolute;
    height: 100%;
    top: 0;
    left: 0;
    transition: all 1.56s;
    z-index: 6;
}
.index_video .ab_white_bg img {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    min-width: 100%;
    min-height: 100%;
}
.index_video .cont .box {
    position: relative;
    width:50%;padding: 2% 3%;display: flex;
    flex-direction:column;
    justify-content: center;
    align-items: center;
    z-index: 10;
    color:#333;
}
.index_video .cont .t1 {
    font-size: 2.5rem;
    font-weight: 600;
    width:100%;
    text-align: left;
}
.index_video .cont .t2 {
    font-size: 1.2rem;
    margin: 1.2rem 0;
    width:100%;
    text-align: left;
}
.index_video .cont .t3 {
    margin: 0 auto;
    font-size: 1rem;
    line-height: 2rem;
    width:100%;
    text-align: left;
}
.index_video .ab1 {width:100%;margin-top: 3rem;display: flex;justify-content: space-between;}
.index_video .ab1 dl{width:50%;text-align: center;}
.index_video .ab1 dl + dl {border-left: 1px solid rgba(255, 255, 255, 0.4);}
.index_video .ab1 dl dt {
    margin-top: 1rem;
}
.index_video .ab1 dl dd {
    font-size: 0.9rem;
    margin-top: 1rem;
}
.index_video .ab1 dl a {
    display: block;
    padding:1rem 0;
}
.index_video .ab1 dl a .img svg path{
    fill:#333;
}
.index_video .ab1 dl a:hover {
    background: rgba(0, 103, 200, 0.9);
}
.index_video .ab1 dl a:hover .img{
    transition: 0.5s;
    transform: rotateY(360deg);
}
.index_video .ab2 {
    width:100%;
    margin-top: 3rem;display: flex;justify-content: space-between;flex-wrap: wrap;
    z-index: 99;
}
.index_video .ab2 dl{
    width:25%;
    height:15vh;
    text-align: center;
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.index_video .ab2 dl dt {
    margin-top: 1rem;
}
.index_video .ab2 dl dt .num{
    font-size: 1.6rem;
    font-family: EUROSTILE-BOLDEXTENDEDTWO;
    color:var(--comcolor);
}
.index_video .ab2 dl dt .unit{
    font-size: 1rem;
    margin-left: 0.3rem;
}
.index_video .ab2 dl dd {
    margin-top: 0.5rem;
}



@media screen and (min-width: 1000px) {
    .index_video .ab_video video {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
    .index_video .cont {
        position: absolute;
        left:50%;
        top:50%;
        transform: translate(-50%,-50%);
        z-index: 10;
    }


    .index_video:hover .ab_white_bg{
        left: -100%;
    }
    .index_video:hover .cont .box {
        background: rgba(0, 0, 0, 0.2);
        color:#fff;
    }
    .index_video:hover dl dl,
    .index_video:hover dl dt,
    .index_video:hover dl dd,
    .index_video:hover .ab2 dl dt .num
    {
        color:#fff;
    }
    .index_video:hover .ab1 dl a .img svg path{
        fill:#fff;
    }
}

@media screen and (max-width: 1000px) {
    .index_video {height:auto;background: var(--comcolor);}
    .index_video .ab_video video {
        position: relative;
    }
    .index_video .ab_white_bg {display: none;}
    .index_video .cont {
        position: relative;
    }
    .index_video .cont .box {
        width:100%;
        padding:2rem 0;
    }
    .index_video .cont .t1 {
        font-size: 2rem;
    }
    .index_video .ab2 dl dt .num {
        font-size: 1.5rem;
        color:#fff;
    }

    .index_video .cont .box {
        color:#fff;
    }
    .index_video dl dl,
    .index_video dl dt,
    .index_video dl dd
    {
        color:#fff;
    }
    .index_video .ab1 dl a .img svg path{
        fill:#fff;
    }
}
@media screen and (max-width: 500px) {
    .index_video .ab2 dl dt .num {
        font-size: 1.2rem;

    }
}












.index_ys {
    position: relative;
    overflow: hidden;
    width: 100%;
    padding:2rem 0;
}
.index_ys .cont {
    background: url(../images/ys/bg.jpg?1.00) center / cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
}
.index_ys .cont .item {
    width: 25%;
    height: 650px;
    color: #fff;
    border-right: 1px solid rgba(255, 255, 255, .2);
    padding: 20% 2% 4%;
    position: relative;
    transition: all .3s ease;
}
.index_ys .cont .item.act {
    width: 50%;
}
.index_ys .cont .item.unact {
    width: 16.66%;
}
.index_ys .cont .item .bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;

}
.index_ys .cont .item.act .bg {
    opacity: 1;
}
.index_ys .cont .item h4 {
    position: relative;
    z-index: 8;
    font-size: 1.5rem;
    transition: all .3s ease;
    height: 5rem;
}
.index_ys .cont .item h4::before {
    position: absolute;
    bottom:0;
    content: '';
    display: block;
    margin: 1.2rem 0;
    width: 2rem;
    height: 2px;
    background-color: #ffffff;
}
.index_ys .cont .item .desc {
    position: relative;
    z-index: 8;
    font-size: 1rem;
    line-height: 2rem;
    margin-top: 1rem;
    padding:1rem;
    opacity: 0;
    transform: translateY(100px);
    transition: all .3s ease .3s;
    font-weight: 300;
}
.index_ys .cont .item.act .desc {
    opacity: 1;
    transform: translateY(0px);
    background-color: #2b2a2a8a;
}
@media screen and (min-width: 1000px) and (max-width: 1400px) {
    .index_ys .cont .item {
        padding: 30% 2% 4%;
    }
}
@media screen and (max-width: 1000px) {
    .index_ys .cont {
        background: none;
        display: block;
    }
    .index_ys .cont .item {
        width:100%;
        height:400px;
        padding: 5%;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .index_ys .cont .item.act {
        width: 100%;
    }
    .index_ys .cont .item.unact {
        width: 100%;
    }
    .index_ys .cont .item:before {
        position: absolute;
        left:0;
        top:0;
        content: '';
        width:100%;
        height:100%;
        background: #0f0f0f40;
        z-index: 5;
    }
    .index_ys .cont .item .bg {
        opacity: 1;
    }
    .index_ys .cont .item .desc {
        opacity: 1;
        background-color: #2b2a2a61;
        transform: translateY(0);
    }
}




.inside_banner {
    position: relative;
    width:100%;
    overflow: hidden;
    background: url(../images/index_fixed.jpg?1.00) center center / cover no-repeat;
    background-attachment: fixed;
    padding:10rem 0;
    display: flex;
    align-items: center;
}
.inside_banner:after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 0;
    background-color: #000;
    opacity: .25
}
.inside_banner .box {
    position: relative;
    z-index: 1;
    color: #fff;
    text-align: center
}
.inside_banner .title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.inside_banner .cont {
    margin-top: 2rem;
    font-size: 1.2rem;
    line-height: 2.4rem;
    text-align: left;
}
@media screen and (max-width: 1000px) {
    .inside_banner .title {font-size: 2rem;}
}




.index_schj {
    width:100%;
    padding:3rem 0;
    overflow: hidden;
}
.index_schj .cont{
    margin-top: 1rem;
    position: relative;
    width:100%;
    height:90vh;
}
.index_schj .schj_swiper1 {
    width: 100%;
    height:100%;
}
.index_schj .schj_swiper1 .img {
    width:100%;
    height:100%;
    object-fit: cover;
}
.index_schj .schj_swiper2 {
    width:22rem;
    height:100%;
    position: absolute;
    top:0;
    right:5%;
    transform: translateX(-50%);
    z-index: 99;
    background-color: hsla(0,0%,100%,.5);
    padding: 0 2rem;
    overflow: hidden;
}
.index_schj .schj_swiper2 .swiper-slide {
    width:18rem;
    height: auto;
    cursor: pointer;
    position: relative;
    opacity: 0.8;
}
.index_schj .schj_swiper2 .swiper-slide.swiper-slide-thumb-active {
    opacity: 1;
}
.index_schj .schj_swiper2 .swiper-slide img {
    display: block;
}
.index_schj .schj_swiper2 .more {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 1;
    transform: translate(-50%,-50%);
    color: #fff;
    text-align: center;
    opacity: 0;
    transition: opacity .3s,visibility .3s;
    display: block;
    width: 6rem;
    height:2rem;
    line-height: 2rem;
    background-color: var(--subcolor);
    font-size: 0.8rem;
}
.index_schj .schj_swiper2 .swiper-slide:hover  .more {
    opacity: .9
}

.index_schj .navigation .prev{position:absolute;left:5%;top:50%;transform:translateY(-50%);width:4.2rem;height:4.2rem;
    background:url(../images/banner_quan.png) no-repeat left top;background-size:100% 100%;z-index:7;
    display: flex;align-items: center;justify-content: center;
    cursor:pointer
}
.index_schj .navigation .next{position:absolute;right:5%;top:50%;transform:translateY(-50%);width:4.2rem;height:4.2rem;
    background:url(../images/banner_quan.png) no-repeat right top;background-size:100% 100%;z-index:7;
    display: flex;align-items: center;justify-content: center;
    cursor:pointer
}
.index_schj .navigation .left,.index_schj .navigation .right{
    color:var(--subcolor);font-size: 1.5rem;z-index: 8;
}

@media screen and (max-width: 1000px) {
    .index_schj { padding:2rem 0;}
    .index_schj .cont{
        height:auto;
    }
    .index_schj .schj_swiper2 {
        display: none;
    }
    .index_schj .navigation .prev,
    .index_schj .navigation .next
    {width:3rem;height:3rem;

    }
    .index_schj .navigation .left,.index_schj .navigation .right{
        font-size: 1rem;
    }
}





.index_ryzz {
    width: 100%;
    background: url(../images/index_ryzz.jpg);
    padding:5rem 0;
    position: relative;
}
.index_ryzz .cont {margin-top: 8rem;width:100%;overflow: hidden;}
.index_ryzz .swiper-wrapper {align-items: flex-end;}

@media screen and (max-width: 1000px) {
    .index_ryzz { padding:2rem 0;}
    .index_ryzz .cont {margin-top: 3rem;}
}









.index_news {padding:5rem 0;width:100%;overflow: hidden;}

@media  screen and (min-width: 1000px){
    .index_news .cont .item {margin-top:3rem;width:23.5%;margin-right: 2%;float: left;
        padding:2rem 1rem;background: #f7f9fc;
        border: 1px solid #e6edfa;
        border-top: 4px solid #fafcff;
        box-shadow: 0 8px 8px 0 rgba(239, 242, 249, 0.5);}
    .index_news .cont .item:nth-child(4n) {margin-right: 0;}
    .index_news .cont .item img {margin-bottom: 2rem;}
    .index_news .cont .item .date {margin-bottom: 1rem;}
    .index_news .cont .item .title {
        font-size: 1rem;
        line-height: 2rem;
        height: 4rem;
        margin-bottom: 1.5rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        overflow: hidden;
    }
    .index_news .cont .item .intro {
        font-size: 0.9rem;
        line-height: 1.5rem;
        height: 3rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        overflow: hidden;
    }
    .index_news .cont .item:hover .title,
    .index_news .cont .item:hover .intro {
        color:var(--comcolor)
    }
}

@media  screen and (max-width: 1000px){
    .index_news {padding:2rem 0;}
    .index_news .cont .item {margin-top:2rem;display: flex;align-items: center;justify-content: space-between;border-bottom:1px solid #c7c7c7;}
    .index_news .cont .item .img {width:45%}
    .index_news .cont .item .box {width:50%}
    .index_news .cont .item .date {margin-bottom: 1rem;}
    .index_news .cont .item .title {
        font-size: 1rem;
        line-height: 1.8rem;
        height: 1.8rem;
        margin-bottom: 1rem;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        overflow: hidden;
    }
    .index_news .cont .item .intro {
        font-size: 0.8rem;
        line-height: 1.5rem;
        height: 3rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        overflow: hidden;
    }
}







.index_partner {
    position: relative;
    width:100%;
    background: url(../images/partnerbg.jpg);background-size:cover;background-position: center bottom;
    overflow: hidden;
    padding:2rem 0;
}
.index_partner .partner_list_box{
    position: relative;
}
.partner_list {
    height: 36rem; position: relative;
}
.partner_list .column {
    position: absolute;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 3px 18px rgba(0, 0, 0, .1);
    background-color:#fff;
}
.partner_list .column {
    width: 8rem;
    height: 8rem;
}
.partner_list .column:hover {
    overflow: auto;
    width:12.5rem;
    height:12.5rem;
}
.partner_list .column img{
    max-width: 100%;
    max-height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.partner_list .column:hover img{
    max-width: 100%;
    max-height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}