@charset "UTF-8";html,body,h1,h2,h3,h4,h5,h6,div,dl,dt,dd,ul,ol,li,p,blockquote,pre,hr,figure,table,caption,th,td,form,fieldset,legend,input,button,textarea,menu{margin:0;padding:0;-webkit-box-sizing:border-box;box-sizing:border-box}header,footer,section,article,aside,nav,hgroup,address,figure,figcaption,menu,details{display:block}table{border-collapse:collapse;border-spacing:0}caption,th{text-align:left;font-weight:400}html,body,fieldset,img,iframe,abbr{border:0;-webkit-box-sizing:border-box;box-sizing:border-box}i,cite,em,var,address,dfn{font-style:normal}[hidefocus],summary{outline:0}li{list-style:none}h1,h2,h3,h4,h5,h6,small{font-size:100%}sup,sub{font-size:83%}pre,code,kbd,samp{font-family:inherit}q:before,q:after{content:none}textarea{overflow:auto;resize:none}label,summary{cursor:default}a,button{cursor:pointer}button{border:none}h1,h2,h3,h4,h5,h6,em,strong,b{font-weight:700}del,ins,u,s,a,a:hover{text-decoration:none}body,textarea,input,button,select,keygen,legend{font:.12rem/1.14 arial,\5b8b\4f53;color:#333;outline:0;-webkit-tap-highlight-color:rgba(255,0,0,0)}body{background:#fff}a{border:none;text-decoration:none;-webkit-tap-highlight-color:rgba(255,0,0,0)}a,a:hover{color:#333}@font-face{font-family:SourceHanSansSC;font-weight:700;src:url(/assets/SourceHanSansCN-Bold.981d98f4.woff)}@font-face{font-family:SourceHanSansSC;font-weight:500;src:url(/assets/SourceHanSansCN-Medium.d445a1b2.woff)}@font-face{font-family:SourceHanSansSC;font-weight:400;src:url(/assets/SourceHanSansCN-Normal.94eb75a3.woff)}@font-face{font-family:SourceHanSansSC;font-weight:300;src:url(/assets/SourceHanSansCN-Regular.2817a640.woff)}html{font-size:5.2083333333vw}html.portrait{font-size:26.6666666667vw}@media (min-width: 1920PX){html{font-size:100PX}}html{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;background-color:#000;-ms-overflow-style:none;overflow:-moz-scrollbars-none;scrollbar-width:none}html ::-webkit-scrollbar{width:0;height:0}html ::-webkit-scrollbar-track{-webkit-box-shadow:inset 0 0 .01rem rgba(0,0,0,0);box-shadow:inset 0 0 .01rem rgba(0,0,0,0);border-radius:10PX;background-color:transparent}html ::-webkit-scrollbar-thumb{border-radius:10PX;-webkit-box-shadow:inset 0 0 .06rem rgba(0,0,0,.3);box-shadow:inset 0 0 .06rem rgba(0,0,0,.3);background:#dad6d6}html body{-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:rgba(0,0,0,0);-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;overflow-x:hidden;font-family:SourceHanSansSC;font-weight:400;background-color:#fff;visibility:hidden}html img{-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;pointer-events:none}html[device=ie] body{font-family:\5fae\8f6f\96c5\9ed1}.project4-wrap{width:100%;max-width:19.2rem;margin:0 auto}.project4-wrap>section{height:9.4rem;-webkit-box-sizing:border-box;box-sizing:border-box}.project4-wrap>section img{display:block}.project4-wrap .page1{position:relative;background:#EAEAEA;overflow:hidden}.project4-wrap .page1 .img-wrap{position:absolute;right:2rem;bottom:.54rem;width:6.33rem;height:6.31rem}.project4-wrap .page1 .img-wrap>img{position:relative;z-index:2;width:100%}.project4-wrap .page1 .img-wrap .mvleft{position:absolute;top:50%;z-index:1;width:1.62rem;height:1.11rem;-webkit-animation:In .2s cubic-bezier(.6,-.28,.74,.05) forwards;animation:In .2s cubic-bezier(.6,-.28,.74,.05) forwards}@-webkit-keyframes In{0%{left:1.5rem}to{left:0}}@keyframes In{0%{left:1.5rem}to{left:0}}.project4-wrap .page1 .img-wrap .mvleft img{width:100%;-webkit-animation:move 3s 0s infinite;animation:move 3s 0s infinite;-webkit-transform-origin:right;transform-origin:right}@-webkit-keyframes move{0%,65%{-webkit-transform:rotate(0deg);transform:rotate(0)}70%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}75%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}80%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}85%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}90%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}95%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}to{-webkit-transform:rotate(0deg);transform:rotate(0)}}@keyframes move{0%,65%{-webkit-transform:rotate(0deg);transform:rotate(0)}70%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}75%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}80%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}85%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}90%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}95%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}to{-webkit-transform:rotate(0deg);transform:rotate(0)}}.project4-wrap .page1 .img-wrap .nvright{position:absolute;width:1.36rem;height:1.36rem;top:43%;z-index:1;-webkit-transform:rotate(25deg);transform:rotate(25deg);-webkit-transform-origin:.1rem bottom;transform-origin:.1rem bottom;-webkit-animation:In2 .2s cubic-bezier(.6,-.28,.74,.05) forwards;animation:In2 .2s cubic-bezier(.6,-.28,.74,.05) forwards}@-webkit-keyframes In2{0%{-webkit-transform:rotate(25deg);transform:rotate(25deg);-webkit-transform-origin:.1rem bottom;transform-origin:.1rem bottom;right:1.5rem}to{-webkit-transform:rotate(0);transform:rotate(0);-webkit-transform-origin:center center;transform-origin:center center;right:0}}@keyframes In2{0%{-webkit-transform:rotate(25deg);transform:rotate(25deg);-webkit-transform-origin:.1rem bottom;transform-origin:.1rem bottom;right:1.5rem}to{-webkit-transform:rotate(0);transform:rotate(0);-webkit-transform-origin:center center;transform-origin:center center;right:0}}.project4-wrap .page1 .img-wrap .nvright img{width:100%;-webkit-animation:move2 3s 0s infinite;animation:move2 3s 0s infinite;-webkit-transform-origin:.1rem bottom;transform-origin:.1rem bottom}@-webkit-keyframes move2{0%,65%{-webkit-transform:rotate(0deg);transform:rotate(0)}70%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}75%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}80%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}85%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}90%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}95%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}to{-webkit-transform:rotate(0deg);transform:rotate(0)}}@keyframes move2{0%,65%{-webkit-transform:rotate(0deg);transform:rotate(0)}70%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}75%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}80%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}85%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}90%{-webkit-transform:rotate(-5deg);transform:rotate(-5deg)}95%{-webkit-transform:rotate(5deg);transform:rotate(5deg)}to{-webkit-transform:rotate(0deg);transform:rotate(0)}}.project4-wrap .page1 .img-wrap .snow{top:0;z-index:9;background-image:radial-gradient(ellipse closest-side at 50% 50%,white,rgba(255,255,255,0));position:absolute;top:-.3rem}.project4-wrap .page1:before{content:"";position:absolute;right:0;top:0;width:6.28rem;height:9.4rem;background:#C4C6C7}.project4-wrap .page1 .wrap{padding:2.8rem 0 0 3.2rem;position:relative}.project4-wrap .page1 .wrap .title{font-size:.96rem;font-weight:700;color:#161d23;line-height:1.2rem}.project4-wrap .page1 .wrap .introduce{font-size:.2rem;font-weight:400;color:#161d23;margin-top:.4rem;height:2.45rem;width:7.92rem;line-height:.35rem}.project4-wrap .page1 .wrap .platform p{margin-bottom:.32rem}.project4-wrap .page1 .wrap .platform p span{font-size:.2rem;font-weight:400;color:rgba(22,29,35,.56)}.project4-wrap .page1 .wrap .platform p b{font-size:.2rem;font-weight:400;color:#161d23;margin-left:.28rem;white-space:nowrap}.project4-wrap .page2{height:auto;overflow:hidden}.project4-wrap .page2 h2{padding-left:3.1rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;overflow:hidden;position:relative;height:4.7rem;margin-top:.51rem}.project4-wrap .page2 h2 i{width:3.08rem;height:.02rem;background:#8A8D90}.project4-wrap .page2 h2 b{font-size:.32rem;font-weight:700;color:#161d23;margin-left:.16rem}.project4-wrap .page2 h2 strong{font-size:4rem;font-weight:700;color:#f6f6f6;position:absolute;left:7.45rem;bottom:-.2rem;z-index:-1}.project4-wrap .page2 .title{font-size:.32rem;font-weight:700;color:#161d23}.project4-wrap .page2 .text{font-size:.2rem;font-weight:400;color:#161d23;margin-top:.21rem;line-height:.32rem}.project4-wrap .page2 .box1{width:12.8rem;margin:0 auto;display:-webkit-box;display:-ms-flexbox;display:flex;margin-top:-.85rem;margin-bottom:1rem}.project4-wrap .page2 .box1 img{width:5.31rem;height:3.1rem;-ms-flex-negative:0;flex-shrink:0}.project4-wrap .page2 .box1>div{padding-top:.7rem;margin-left:.56rem}.project4-wrap .page2 .box2{width:12.8rem;margin:0 auto;margin-bottom:.64rem}.project4-wrap .page2 .box2 img{width:100%}.project4-wrap .page2 .box3{width:12.8rem;margin:0 auto;margin-top:.8rem;margin-bottom:.8rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding:1.81rem 1.08rem 0 0;position:relative}.project4-wrap .page2 .box3 img{width:7.41rem;height:6rem}.project4-wrap .page2 .box3:after{position:absolute;right:4.33rem;top:0;content:"";width:11.68rem;height:7.8rem;background:#F6F6F6;z-index:-1}.project4-wrap .page2 .box3 b{font-size:4rem;line-height:1;font-weight:700;color:rgba(22,29,35,.08);position:absolute;right:.1rem;top:1.3rem}.project4-wrap .page2 .box3 div{margin-left:.9rem;display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap;-ms-flex-line-pack:end;align-content:flex-end;position:absolute;right:1.08rem;bottom:.48rem;width:4.82rem}.project4-wrap .page2 .box3 div h3,.project4-wrap .page2 .box3 div p{width:100%}.project4-wrap .page2 .box3 div h3{text-align:right}.project4-wrap .page2 .box3 div h3.title2{margin-top:.15rem}.project4-wrap .page2 .box3 div p{margin-top:.45rem}.project4-wrap .page2 .video-wrap{width:12.8rem;height:7.2rem;margin:0 auto;margin-bottom:.8rem}.project4-wrap .page2 .video-wrap video{width:100%;height:100%}.project4-wrap .page2 .video-wrap .video{width:12.8rem;height:7.2rem}.project4-wrap .page2 .video-wrap .video img{display:none}.project4-wrap .page2 .video-wrap .video video{width:100%;height:100%;background:#000}.project4-wrap .page2 .video-wrap .video.active{width:5rem;height:2.8rem;position:fixed;background:#000;bottom:0;left:0;z-index:999}.project4-wrap .page2 .video-wrap .video.active img{width:.25rem;height:.25rem;display:block;position:absolute;right:.2rem;top:.2rem;margin:0;-webkit-transition:-webkit-transform .3s;transition:-webkit-transform .3s;transition:transform .3s;transition:transform .3s,-webkit-transform .3s;z-index:99;cursor:pointer}.project4-wrap .page2 .video-wrap .video.active img:hover{-webkit-transform:rotate(90deg);transform:rotate(90deg)}.project4-wrap .page2 .video-wrap .video.active .video{height:auto}.project4-wrap .page2 .box4{width:12.8rem;margin:0 auto;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;margin-bottom:1rem}.project4-wrap .page2 .box4 img{width:4.16rem;height:4.16rem}.project4-wrap .page3{position:relative;overflow:hidden;background:#000}#box{position:fixed;bottom:0;left:0;z-index:999;max-width:5rem;pointer-events:none}#box video{max-width:100%;height:100%;margin:0 auto;display:block}#box .video{width:5rem;height:2.8rem;pointer-events:auto;background:#000}#box img{width:.25rem;height:.25rem;display:block;position:absolute;right:.2rem;top:.2rem;margin:0;-webkit-transition:-webkit-transform .3s;transition:-webkit-transform .3s;transition:transform .3s;transition:transform .3s,-webkit-transform .3s;z-index:99;cursor:pointer}#box img:hover{-webkit-transform:rotate(90deg);transform:rotate(90deg)}html.portrait #box{position:fixed;bottom:auto;left:0;top:0;z-index:999;width:100%;pointer-events:none}html.portrait #box video{width:100%;height:auto}html.portrait #box .video{width:100%;height:auto;pointer-events:auto;background:#000}html.portrait #box img{width:.25rem;height:.25rem;display:block;position:absolute;right:.2rem;top:.2rem;margin:0;-webkit-transition:-webkit-transform .3s;transition:-webkit-transform .3s;transition:transform .3s;transition:transform .3s,-webkit-transform .3s;z-index:99;cursor:pointer}html.portrait #box img:hover{-webkit-transform:rotate(90deg);transform:rotate(90deg)}html.portrait .project4-wrap{overflow:hidden!important}html.portrait .project4-wrap>section{height:5.4rem}html.portrait .project4-wrap .page1{overflow:visible}html.portrait .project4-wrap .page1 .img-wrap{width:3.49rem;height:3.48rem;right:-.99rem;bottom:-.44rem}html.portrait .project4-wrap .page1 .img-wrap>img{width:2.94rem;height:2.93rem;-webkit-transform:rotate(-12deg) translateX(.2rem) translateY(.4rem);transform:rotate(-12deg) translate(.2rem) translateY(.4rem)}html.portrait .project4-wrap .page1 .img-wrap .mvleft{width:.75rem;height:.51rem;top:55%;left:.45rem;position:absolute;-webkit-animation:none;animation:none}html.portrait .project4-wrap .page1 .img-wrap .nvright{display:none}html.portrait .project4-wrap .page1:before{height:100%;width:1rem}html.portrait .project4-wrap .page1 .wrap{padding:.39rem .2rem 0}html.portrait .project4-wrap .page1 .wrap .title{font-size:.38rem;font-weight:700;color:#161d23;line-height:.46rem}html.portrait .project4-wrap .page1 .wrap .title i{display:block}html.portrait .project4-wrap .page1 .wrap .introduce{font-size:.14rem;font-weight:400;color:#161d23;line-height:.26rem;margin-top:.32rem;height:1.7rem;width:100%}html.portrait .project4-wrap .page1 .wrap .platform{display:-webkit-box;display:-ms-flexbox;display:flex}html.portrait .project4-wrap .page1 .wrap .platform p:not(:first-child){margin-left:.5rem}html.portrait .project4-wrap .page1 .wrap .platform p span{font-size:.12rem;font-weight:400;display:block}html.portrait .project4-wrap .page1 .wrap .platform p b{font-size:.14rem;font-weight:400;display:block;margin-left:0;margin-top:.08rem}html.portrait .project4-wrap .page2{height:auto;padding-bottom:.22rem}html.portrait .project4-wrap .page2 h2{padding:0;height:1.33rem;padding-top:.3rem;margin-top:0}html.portrait .project4-wrap .page2 h2 i{width:.52rem;height:.01rem}html.portrait .project4-wrap .page2 h2 b{font-size:.18rem;font-weight:700;color:#161d23;margin-left:.08rem}html.portrait .project4-wrap .page2 h2 strong{font-size:1rem;left:1.57rem;bottom:-.05rem}html.portrait .project4-wrap .page2 .title{font-size:.2rem}html.portrait .project4-wrap .page2 .title.title2{margin-top:.05rem}html.portrait .project4-wrap .page2 .text{font-size:.14rem;margin-top:.32rem;line-height:.26rem}html.portrait .project4-wrap .page2 .box1{width:100%;margin-top:0;padding:0 .2rem;-ms-flex-wrap:wrap;flex-wrap:wrap;margin-bottom:.32rem}html.portrait .project4-wrap .page2 .box1 img{width:100%;height:2rem;-webkit-box-ordinal-group:3;-ms-flex-order:2;order:2;margin-top:.32rem;display:none}html.portrait .project4-wrap .page2 .box1 div{-webkit-box-ordinal-group:2;-ms-flex-order:1;order:1;padding:0;margin:0}html.portrait .project4-wrap .page2 .box2{width:100%;padding:0 .2rem;margin-bottom:.1rem}html.portrait .project4-wrap .page2 .box3{width:100%;height:auto;-ms-flex-wrap:wrap;flex-wrap:wrap;padding:0 .2rem;background:#fff;margin-bottom:.32rem;margin-top:0}html.portrait .project4-wrap .page2 .box3 img{width:100%;height:1.88rem;-webkit-box-ordinal-group:3;-ms-flex-order:2;order:2;margin-top:.32rem;display:none}html.portrait .project4-wrap .page2 .box3 div{-webkit-box-ordinal-group:2;-ms-flex-order:1;order:1;padding:1rem 0 0;position:relative;z-index:3;margin-left:0;right:0;bottom:0}html.portrait .project4-wrap .page2 .box3 b{font-size:2rem;right:.76rem;top:.1rem;color:#f6f6f6}html.portrait .project4-wrap .page2 .box4{display:none}html.portrait .project4-wrap .page2 .video-wrap{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding:0 .2rem;width:100%;height:1.09rem}html.portrait .project4-wrap .page2 .video-wrap div{width:1.09rem;height:1.09rem}html.portrait .project4-wrap .page2 .video-wrap div img{width:100%;height:100%}html.portrait .project4-wrap .page2 .video-wrap .video{width:100%;height:1.88rem}html.portrait .project4-wrap .page2 .video-wrap .video video{width:100%;height:100%}html.portrait .project4-wrap .page2 .video-wrap .video.active{top:0;left:0;width:100%;z-index:999}html.portrait .project4-wrap .page2 .video-wrap .video.active .video{height:auto}
