body,html{margin:0;padding:0;width:100%;height:100%;font-size:14px;font-family:MicrosoftYaHei,Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-y:auto;color:#333}.introduce-container{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;margin:0 auto;width:1000px}.introduce-section .introduce-section-text>h1,.introduce-section .introduce-section-text>h2{margin:0;line-height:56px;font-size:38px}.introduce-section .introduce-section-text>h2{font-weight:400}.introduce-section .introduce-section-text>p{margin:0;line-height:25px;font-size:18px;color:#666}.introduce-section.header{color:#fff;background-image:-webkit-gradient(linear,left top,left bottom,from(#ff6200),to(#ff6200)),-webkit-gradient(linear,left top,left bottom,from(#0074f6),to(#0885ea));background-image:linear-gradient(#ff6200,#ff6200),linear-gradient(to bottom,#0074f6,#0885ea)}.introduce-section.header .introduce-section-text>p{font-size:16px;line-height:22px;color:#fff}.introduce-nav{background-color:#fff}.introduce-nav-header{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;line-height:25px;font-size:18px}.introduce-nav-header>img{width:70px}.introduce-nav-header>i{margin:0 16px;font-style:normal;color:#999}.introduce-nav-bar{margin:0;padding:11px 0;list-style:none}.introduce-nav-bar>li{display:inline-block;margin-right:20px}.introduce-nav-bar>li:nth-child(1){margin-left:32px}.introduce-nav-bar>li.active>a{color:#ff6200}.introduce-nav-bar>li>a{line-height:1;font-weight:700;color:#999;text-decoration:none}.introduce-nav-bar>li>a.kaidian{display:block;padding:11px 17px;font-weight:400;color:#ff6200;border:1px solid #ff6200;border-radius:3px}.introduce-footer{padding:48px 0;color:#fff;background-color:#ff6200}.introduce-footer a{color:#fff;opacity:.8;text-decoration:none}.introduce-footer a:hover{text-decoration:underline;opacity:1}.introduce-footer .col-3{display:-webkit-box;display:-ms-flexbox;display:flex;margin:0 auto;max-width:1100px;-ms-flex-pack:distribute;justify-content:space-around}.introduce-footer .col-a{max-width:300px}.introduce-footer .col-b{margin:0;list-style:none}.introduce-footer .col-c img{height:32px}.introduce-footer .copy-right{text-align:center;margin-top:40px}.introduce-section.header.mobile .introduce-section-text>h1{margin-bottom:6px}.introduce-section.header.mobile .introduce-section-text>p:not(:last-child){margin-bottom:10px}.introduce-section.header.mobile .introduce-section-text .download{position:relative;margin-top:40px}.introduce-section.header.mobile .introduce-section-text .download>img{display:inline-block;padding:5px;width:115px;border-radius:3px;background-color:#fff;-webkit-box-sizing:border-box;box-sizing:border-box;vertical-align:middle}.introduce-section.header.mobile .introduce-section-text .download>ul{display:inline-block;margin:0 0 0 40px;padding:0;list-style:none;vertical-align:middle}.introduce-section.header.mobile .introduce-section-text .download>ul>li:not(:last-child){margin-bottom:16px}.introduce-section.header.mobile .introduce-section-text .download>ul>li>a{display:block;padding:13px 20px;color:#fff;border-radius:25px;border:1px solid #fff;text-decoration:none}.introduce-section.header.mobile .introduce-section-text .download>ul>li>a>img{display:inline-block;width:20px;vertical-align:middle}.introduce-section.header.mobile .introduce-section-text .download>ul>li>a>span{display:inline-block;vertical-align:middle}.introduce-section.header.mobile .introduce-section-text .download>p{position:absolute;left:312px;margin:0;padding:10px;color:#333;border-radius:3px;background:#fff;opacity:0}.introduce-section.header.mobile .introduce-section-text .download>p.show{opacity:1}.introduce-section.header.mobile .introduce-section-text .download>p.show.ios{bottom:4px}.introduce-section.header.mobile .introduce-section-text .download>p.show.android{top:4px}.introduce-section.header.mobile .introduce-section-text .download>p:after{position:absolute;top:50%;right:100%;margin-top:-7px;height:0;width:0;border:solid transparent;border-width:7px;border-color:rgba(255,255,255,0);border-right-color:#fff;pointer-events:none;content:''}.introduce-section.mobile .introduce-container{height:100%;-webkit-box-pack:initial;-ms-flex-pack:initial;justify-content:initial}.introduce-section.mobile .introduce-container>:first-child{width:600px}.introduce-section.mobile .introduce-container>:last-child{width:400px}.introduce-section.header.mobile .introduce-section-image{margin-top:40px;width:304px}.introduce-section.mobile:not(.header){height:551px}.introduce-section.mobile.header{height:430px}.introduce-section.mobile .introduce-section-image-wrap{height:100%;position:relative}.introduce-section.mobile .introduce-section-image-wrap .introduce-section-image{position:absolute;bottom:0;max-height:551px}.introduce-section.mobile.filled{background-color:#f5f5f5}.introduce-section.mobile.filled .introduce-container{-webkit-box-pack:initial;-ms-flex-pack:initial;justify-content:initial}.introduce-section.mobile .introduce-section-text>h2{margin-bottom:27px}