body .main > .top{background:url("../common/img/video/bg00_bcf10ecf4f.jpg") no-repeat 0 50%;-moz-background-size:cover;background-size:cover;position:relative;width:100%;height:740px;margin-top:44px;}body .main > .top > .left-bg{width:50%;height:210px;background:url("../common/img/video/bg02_444df89796.png") no-repeat 0 50%;position:absolute;top:138pxpx;left:0}body .main > .top > .content{width:50%;height:100%;position:absolute;left:25%;right:25%;text-align:center;}body .main > .top > .content > .ketang{background:url("../common/img/video/ketang_7873b10295.svg") no-repeat 0 50%;width:288.8px;height:37.9px;margin:250px auto 0;font-weight:bold}body .main > .top > .content > .qiye{margin-top:20px;margin-bottom:34px;font-family:-apple-system,"Microsoft YaHei";font-size:18px;color:#fff;letter-spacing:2px}body .main > .top > .content > .dot{font-size:12px}body .main > .top > .content > .question{font-family:PingFangSC-Regular,"Microsoft YaHei";font-size:14px;color:#bde6ff;margin:80px auto;}body .main > .top > .content > .question > a{color:#fff}body .main > .top > .content > .download{width:100%;margin-top:90px;}body .main > .top > .content > .download > a{width:25%;height:36px;-webkit-border-radius:15px;-moz-border-radius:15px;border-radius:15px;background-color:#057bf3;display:inline-block;color:#fff;font-size:14px;font-family:PingFangSC-Regular,"Microsoft YaHei";padding-top:7px;margin-right:6.25%;cursor:pointer;}body .main > .top > .content > .download > a > span{font-size:16px;margin-right:5px;vertical-align:bottom}body .main > .top > .content > .download > a > span:nth-child(2){margin-right:0}body .main > .top > .content > .download > a > .icon-icon_mac{font-size:18px}body .main > .top > .content > .download > a:nth-child(3){margin-right:0}body .main > .top > .right-bg{width:30%;height:150px;background:url("../common/img/video/bg01_14d1e42277.png") no-repeat 0 50%;position:absolute;-moz-background-size:cover;background-size:cover;bottom:70px;right:0}body .main > .videoDesc{background:url("../common/img/video/page1_bg_041b8296c9.png") no-repeat;-moz-background-size:100%;background-size:100%;position:relative;width:100%;height:643.5px;}body .main > .videoDesc > .phone{background:url("../common/img/video/imgbg_5ec2eeb4c1.png") no-repeat;-moz-background-size:contain;background-size:contain;position:absolute;left:15%;top:142px;width:443px;height:324px;}body .main > .videoDesc > .phone > .video{background:url("../common/img/video/img1_icon1_9e4fd1b99f.svg") no-repeat;-moz-background-size:contain;background-size:contain;height:202px;width:195.48px;position:absolute;left:70px}body .main > .videoDesc > .phone > .moutain{background:url("../common/img/video/img1_icon3_d464ea75bd.svg") no-repeat;-moz-background-size:contain;background-size:contain;height:42px;width:75px;position:absolute;top:16px;left:48%}body .main > .videoDesc > .phone > .hd{background:url("../common/img/video/img1_icon2_9ad351cf50.svg") no-repeat;-moz-background-size:contain;background-size:contain;height:108px;width:88.86px;position:absolute;right:50px}body .main > .videoDesc > .desc{position:absolute;left:55%;top:180px;}body .main > .videoDesc > .desc > p:first-child{font-family:-apple-system,"Microsoft YaHei";font-size:40px;color:#515151;margin:0}body .main > .videoDesc > .desc > .line{width:22%;height:5px;background-color:#167cff}body .main > .videoDesc > .desc > p:last-child{font-family:PingFangSC-Light,"Microsoft YaHei";font-size:16px;color:#000;line-height:28px;margin-top:40px}body .main > .classDesc{background-color:#fff;width:100%;height:611px;position:relative;width:100%;height:643.5px;text-align:center;}body .main > .classDesc > p:first-child{font-family:-apple-system,"Microsoft YaHei";font-size:40px;color:#515151;margin:0 auto 27px}body .main > .classDesc > p:nth-child(2){font-family:PingFangSC-Regular,"Microsoft YaHei";font-size:16px;color:#4a4a4a;margin:0 auto 80px}body .main > .classDesc > .bg{background:url("../common/img/video/bg2_1af759d1eb.png") no-repeat;-moz-background-size:cover;background-size:cover;width:69.44%;margin:0 auto;height:267px}body .main > .classDesc > .bg1{background:url("../common/img/video/bg1_793c384d86.png") no-repeat;-moz-background-size:cover;background-size:cover;width:60%;height:267px;position:absolute;top:180px;right:20%;left:20%;min-width:700px;}body .main > .classDesc > .bg1 div{position:absolute;-moz-background-size:cover;background-size:cover}body .main > .classDesc > .bg1 > .pic{background:url("../common/img/video/img2_icon1_75bd042319.svg") no-repeat;left:6.97%;top:78px;width:120px;height:92.6px}body .main > .classDesc > .bg1 > .video{background:url("../common/img/video/img2_icon2_a49f763c67.svg") no-repeat;top:-18.5px;left:34.29%;width:80px;height:75.6px}body .main > .classDesc > .bg1 > .word{background:url("../common/img/video/img2_icon3_c110801beb.svg") no-repeat;top:-18.5px;right:34.29%;width:80px;height:92px}body .main > .classDesc > .bg1 > .ppt{background:url("../common/img/video/img2_icon4_2de026eb71.svg") no-repeat;right:6.97%;top:78px;width:80px;height:92px}body .main > .classDesc > .bg1 > .file{background:url("../common/img/video/img2_icon0_3ea3bd0471.svg") no-repeat;left:40%;top:220px;width:146.1px;height:109.8px}body .main > .interactDesc{background:#f9f9fa;-webkit-box-shadow:-2px -2px 4px 0 rgba(217,217,217,0.5);-moz-box-shadow:-2px -2px 4px 0 rgba(217,217,217,0.5);box-shadow:-2px -2px 4px 0 rgba(217,217,217,0.5);width:100%;position:relative;height:611.7px;}body .main > .interactDesc > .desc{width:50%;float:left;margin-left:14.71%;margin-top:181px;}body .main > .interactDesc > .desc > p:first-child{font-family:-apple-system,"Microsoft YaHei";font-size:40px;color:#515151;margin:0 auto}body .main > .interactDesc > .desc > .line{width:10%;height:5px;background-color:#167cff}body .main > .interactDesc > .desc > .detail{font-family:PingFangSC-Light,"Microsoft YaHei";font-size:16px;color:#000;margin-top:26px;margin-bottom:-11px}body .main > .interactDesc > .pics{position:absolute;background:url("../common/img/video/page3_img3_bg_11d37d7b10.png") no-repeat;right:14%;width:389px;height:421px;top:55px;}body .main > .interactDesc > .pics > .img1{position:absolute;background:url("../common/img/video/img3_icon3_d50afcde7f.svg") no-repeat;width:75px;height:74px;top:121.2px;left:31px}body .main > .interactDesc > .pics > .img2{position:absolute;background:url("../common/img/video/img3_icon4_d31c75afaa.svg") no-repeat;width:53px;height:71px;top:57.1px;left:157px}body .main > .interactDesc > .pics > .img3{position:absolute;background:url("../common/img/video/img3_icon2_c7d04444ce.svg") no-repeat;width:58px;height:103px;top:180.3px;left:165px}body .main > .interactDesc > .pics > .img4{position:absolute;background:url("../common/img/video/img3_icon6_50b236e8ee.svg") no-repeat;width:56px;height:51px;left:282.8px}body .main > .interactDesc > .pics > .img5{position:absolute;background:url("../common/img/video/img3_icon5_e4299a00f9.svg") no-repeat;width:69px;height:68px;top:121.8px;left:283.6px}body .main > .interactDesc > .pics > .img6{position:absolute;background:url("../common/img/video/img3_icon1_6ab728cf1f.svg") no-repeat;width:69px;height:68px;top:258.2px;left:279.8px}body .main > .cloudDesc{background:url("../common/img/video/bg_24bf7314c7.png") no-repeat;width:100%;-moz-background-size:cover;background-size:cover;height:800px;text-align:center;position:relative;}body .main > .cloudDesc > p:first-child{margin:0;padding-top:80px;font-family:-apple-system,"Microsoft YaHei";font-size:40px;color:#515151}body .main > .cloudDesc > p:nth-child(2){margin-top:39px;font-family:PingFangSC-Regular,"Microsoft YaHei";font-size:16px;color:#4a4a4a}body .main > .cloudDesc > .pics{background:url("../common/img/img4-1_1b77833f29.jpg") no-repeat;position:relative;width:573px;height:351px;margin:187px auto 0;}body .main > .cloudDesc > .pics > .img1{background:url("../common/img/icon1_76ac84191b.svg") no-repeat;position:absolute;width:120px;height:120px;left:-50px;top:116px}body .main > .cloudDesc > .pics > .img2{background:url("../common/img/icon2_ec83c12715.svg") no-repeat;position:absolute;width:140px;height:140px;left:423px;top:-80px}body .main > .cloudDesc > .pics > .img3{background:url("../common/img/icon3_e63dafaa5c.svg") no-repeat;position:absolute;width:100px;height:100px;left:509px;top:273px}