.public-title .title-cn{padding-top:5px}.nav{display:flex;flex-wrap:wrap}.nav .nav-item{position:relative;display:flex;align-items:center;justify-content:center;padding:15px;width:33.3333%;min-height:160px;font-size:30px;line-height:40px;font-weight:400;color:#999;text-align:center;box-sizing:border-box;background-repeat:no-repeat;background-size:cover;background-position:center center;background-image:url(/cn/images/system/list/nav-bg.png)}.nav .nav-item::after{position:absolute;right:0;top:0;content:"";width:2px;height:100%}.nav .nav-item.active{color:#fff;background-color:#13a89e;background-image:unset}.nav .nav-item:nth-child(4n)::after{opacity:0}.intorduce{padding-top:120px;padding-bottom:168px}.intorduce .introduce-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:95px}.intorduce .introduce-bottom .introduce-left{width:601px;height:393px;background-repeat:no-repeat;background-size:cover;transform-origin:left center}.intorduce .introduce-bottom .introduce-right{width:625px;transform-origin:right center}.intorduce .introduce-bottom .introduce-right .content{padding-bottom:55px;font-size:18px;font-weight:400;color:#777;line-height:38px;text-indent:2em}.addvantage{position:relative;padding:55px 0}.addvantage .addvantage-bg{position:absolute;left:0;top:0;width:100%;height:407px;background-repeat:no-repeat;background-size:cover;background-position:center center;background-image:url(/cn/images/system/list/addvantage-bg.png);z-index:1}.addvantage .container{position:relative;z-index:2}.addvantage .public-title{display:flex;flex-direction:column;justify-content:center;align-items:center}.addvantage .public-title .title-cn{color:#000}.addvantage .addvantage-content{margin-top:30px;min-height:120px;font-size:20px;font-weight:bold;color:#000;line-height:30px;text-align:center}.addvantage .addvantage-bottom{margin:0 auto;padding:0 30px;width:fit-content;overflow:hidden}.addvantage .addvantageSwiper{padding-bottom:100px;margin-top:20px;overflow:hidden}.addvantage .addvantageSwiper .swiper-pagination-bullet{width:10px;height:10px;background:#13a89e;opacity:.4}.addvantage .addvantageSwiper .swiper-pagination-bullet.swiper-pagination-bullet-active{width:36px;opacity:1;border-radius:4px}.addvantage .advantage-item{padding:35px 30px 30px;width:384px;height:234px;background:#13a89e;box-shadow:0 12px 30px 1px rgba(182,182,182,0.32);box-sizing:border-box;transition:all .3s}.addvantage .advantage-item .advantage-num{font-size:44px;font-weight:bold;color:#fff;line-height:50px;text-align:center;transition:all .3s}.addvantage .advantage-item .advantage-value{margin-top:15px;font-size:18px;font-weight:400;color:#fff;line-height:30px;display:-webkit-box;overflow:hidden;-webkit-line-clamp:3;-webkit-box-orient:vertical;text-align:center;transition:all .3s}.product{padding-bottom:100px}.product .public-title .title-cn{color:rgba(0,0,0,0.7)}.product .product-box{display:flex;flex-wrap:wrap;padding-top:73px}.product .product-box .product-item{display:flex;flex-direction:column;align-items:center;width:25%;height:370px;margin-bottom:73px;transition:all .3s}.product .product-box .product-item .item-img{margin-top:6px;width:235px;height:235px;background-repeat:no-repeat;background-size:contain;background-position:center center}.product .product-box .product-item .item-title{width:235px;margin-top:12px;font-size:16px;font-weight:400;color:#666;line-height:26px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;text-align:center;transition:all .3s}.product .product-box .product-item .item-line{margin-top:8px;width:33px;height:1px;background:#dcdcdc;opacity:.45;transition:all .3s}.product .product-box .product-item .item-content{margin-top:10px;width:235px;font-size:14px;font-weight:400;color:#999;line-height:20px;display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2}.product .product-box .product-item:hover{box-shadow:0 12px 30px 1px rgba(182,182,182,0.32)}.product .product-box .product-item:hover .item-title{color:#13a89e}.product .product-box .product-item:hover .item-line{width:235px}.product .more{display:flex;align-items:center;justify-content:center;margin:40px auto 0;width:165px;height:54px;font-size:16px;font-weight:400;color:#fff;line-height:26px;background:#13a89e;cursor:pointer}.product .more.hide{display:none}@media screen and (max-width:1650px){.nav .nav-item{padding:15px;min-height:140px;font-size:20px;line-height:30px}.intorduce{padding-top:90px;padding-bottom:120px}.intorduce .introduce-bottom{padding-top:70px}.intorduce .introduce-bottom .introduce-left{transform:scale(.95)}.intorduce .introduce-bottom .introduce-right{transform:scale(.95)}}@media screen and (max-width:1440px){.nav .nav-item{padding:15px;min-height:120px;font-size:18px;line-height:26px}.intorduce{padding-top:70px;padding-bottom:70px}.intorduce .introduce-bottom{padding-top:30px}.intorduce .introduce-bottom .introduce-left{transform:scale(.9)}.intorduce .introduce-bottom .introduce-right{transform:scale(.9)}}@media screen and (max-width:1400px){.nav .nav-item{padding:15px;min-height:100px;font-size:16px;line-height:24px}.intorduce{padding-top:0;padding-bottom:0}.intorduce .container{transform:scale(.8)}.addvantage{position:relative;padding:55px 0}.addvantage .container{transform:scale(.8);transform-origin:top center}.addvantage .addvantage-bg{height:320px}.addvantage .addvantage-bottom{margin:-80px auto}.product{padding-bottom:60px}.product .container{width:1008px}.product .product-box{padding-top:50px}.product .product-box .product-item{height:320px;margin-bottom:40px}.product .product-box .product-item .item-img{margin-top:6px;width:188px;height:188px}.product .product-box .product-item .item-title{width:220px}.product .product-box .product-item .item-content{width:220px}.product .product-box .product-item:hover .item-line{width:220px}}