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.history-container{position:relative;width:100%;overflow:hidden}.index-step-history .history-list li{width:20%;overflow:hidden}.index-step-history .history-list .background-item{position:relative;padding-top:140%;background-position:center;background-repeat:no-repeat;background-size:cover}.index-step-history .history-list h4{transform:translateY(-50%);position:absolute;top:50%;width:100%;text-align:center;font-size:36px;line-height:65px;color:#fff}.index-step-history .history-list .desc-container{position:absolute;width:100%;height:100%;left:-1000%;top:0;background:#fff}.index-step-history .history-list .item-desc{padding:20px;font-size:26px;color:#3767cb;overflow:hidden}@media screen and (max-width: 1600px){.index-step-history .history-list .item-desc{font-size:24px}}@media screen and (max-width: 1400px){.index-step-history .history-list .item-desc{font-size:22px}}@media screen and (max-width: 1200px){.index-step-history .history-list .item-desc{font-size:20px}}.index-step-history .swiper-left,.index-step-history .swiper-right{position:absolute;z-index:1;top:50%;width:40px;height:40px;background-size:cover}.index-step-history .swiper-left{left:30px;background-image:url("/images/swiper-left.png")}.index-step-history .swiper-right{right:30px;background-image:url("/images/swiper-right.png")}.index-vision{padding-bottom:120px}.index-vision .vision-title{margin:54px 0 84px;height:75px;background:url("/images/newIndex/vision-title.png") left center no-repeat}.index-vision .vision-list{display:flex;justify-content:space-between}.index-vision .vision-item{width:30%;cursor:pointer}.index-vision .image-container{position:relative;width:100%;padding-top:115%;background-position:center;background-size:cover;overflow:hidden}.index-vision .image-container h3{position:absolute;width:100%;left:0;top:45%;font-size:28px;color:#fff;text-align:center}@media screen and (max-width: 1200px){.index-vision .image-container h3{font-size:22px}}.index-vision .hover-bg{position:absolute;width:100%;padding-top:124%;left:0;top:100%;background-position:top center;background-size:cover;transform:scale(0.8);transform-origin:center center}.index-equiment .equiment-title{height:75px;background:url("/images/newIndex/equipment-title.png") left center no-repeat}.index-equiment .equiment-list{width:100%;padding-top:50%;position:relative}.index-equiment .equiment-list li{position:absolute;left:0;top:0;width:18%;padding-top:18%;background-position:center center;background-repeat:no-repeat;background-size:cover;cursor:pointer;border-radius:50%}.index-equiment .equiment-list li img{display:none;width:180%;position:absolute;z-index:10;left:50%;top:-50%;pointer-events:none}.index-equiment .equiment-list li.on:nth-child(1){background-image:url("/images/newIndex/equipment-01-on.png") !important}.index-equiment .equiment-list li.on:nth-child(2){background-image:url("/images/newIndex/equipment-02-on.png") !important}.index-equiment .equiment-list li.on:nth-child(3){background-image:url("/images/newIndex/equipment-03-on.png") !important}.index-equiment .equiment-list li.on:nth-child(4){background-image:url("/images/newIndex/equipment-04-on.png") !important}.index-equiment .equiment-list li.on:nth-child(5){background-image:url("/images/newIndex/equipment-05-on.png") !important}.index-equiment .equiment-list li.on:nth-child(6){background-image:url("/images/newIndex/equipment-06-on.png") !important}.contact-header{position:relative;padding-top:69.48%}.contact-header::after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:url("/images/concact/concact-bg.png") center no-repeat;background-size:cover}.contact-header .header-image{position:absolute;top:0;right:12.5%;width:57.81%;padding-top:37.5%;background:url("/images/concact/concact-image.png") center no-repeat;background-size:cover}.contact-image{padding:120px 0;width:100%;margin:0 auto;text-align:center}.contact-image img{max-width:100%}.product-title{padding:100px 0;font-size:40px;text-align:center}.product-title span{padding:20px 82px 20px 0;line-height:72px;background:url("/images/product/product-title.png") right center no-repeat}