*,:after,:before{box-sizing:border-box}img{vertical-align:top}body,html{height:100%}body{font-size:14px;font-family:pingfang sc,microsoft yahei,arial;-webkit-font-smoothing:antialiased;color:#303030;-webkit-text-size-adjust:none}body,body .cover{position:relative;background-color:#fff}body .cover{padding-top:50px;min-height:100%;overflow:hidden;text-align:center;background-size:contain}body .cover.nochinese{padding-top:0;padding-bottom:20px}body .cover .logo,body .cover .slogan{display:block;margin:0 auto 0}body .cover .logo{width:90px;height:90px;border-radius:10px}body .cover .slogan{height:3.1rem;border-radius: 10px;}body .cover .slogan-text,body .cover .text{color:#525252}body .cover .slogan-text{margin:28px 10px 0;font-size:30px;font-weight:700;font-style:italic}body .cover .text{margin:18px 10px 0;font-size:17px}body .cover .btn{margin-top:80px;display:inline-block;padding:12px 25px;text-align:center;line-height:20px;border-radius:22px;font-size:16px;color:#fff;background-color:#ff8000}body .cover .arrrow-wrapper{display:none;position:absolute;left:50%;bottom:30px;margin-left:-5px}body .cover .arrrow-wrapper .arrowdown{position:relative;z-index:1}body .cover .arrrow-wrapper .arrowdown:after,body .cover .arrrow-wrapper .arrowdown:before{content:"";position:absolute;top:0;left:0;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:5px solid #ff8000}body .cover .arrrow-wrapper .arrowdown:after{border-top:5px solid #fff;top:-1px}body .cover .arrrow-wrapper .arrowdown:last-child{top:-3px;z-index:2}body .page-content{position:relative;padding-bottom:65px}body .page-content .title-pic{text-align:center;padding-top:54px;background-color:#fff}body .page-content .title-pic .title{font-weight:700;font-size:22px}body .page-content .title-pic .decription{margin-top:24px;color:#5e5e5e}body .page-content .title-pic .decription p{font-size:14px;margin-top:8px}body .page-content .title-pic .decription p:first-child{margin-top:0}body .page-content .title-pic .pic{margin-top:60px;display:inline-block;width:60%}body .page-content .title-pic.bgc{background-color:#fcfcfc}
.cover h2 {font-size:30px;font-weight:bold;margin:10px 0}
video{  

            height: auto;  
            max-width: 100%;  
        }  
        source{  
            min-width: 100%;  
            min-height: 100%;  
            height: auto;  
            width: auto;  
        }