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a{width:240px;height:44px;background:#fff;border-radius:2px;display:-webkit-box;display:-webkit-flex;display:-moz-box;display:-ms-flexbox;display:flex;color:#000;font-size:14px;cursor:pointer;-webkit-box-align:center;-webkit-align-items:center;-moz-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:left;-webkit-justify-content:left;-moz-box-pack:left;-ms-flex-pack:left;justify-content:left;margin-bottom:20px;padding-left:55px}body .main > .top > .content > .download > a > span{font-size:16px;margin-right:5px}body .main > .top > .content > .download > a > .icon-icon_windows{margin-right:15px}body .main > .top > .content > .download > a > .icon-icon_mac{font-size:18px;margin-right:24px}body .main > .top > .content > .download > a > .icon-icon_phone{margin-right:21px;font-size:20px}body .main > .top > .content > .download > a > span[class^='icon-']:before{color:#000}body .main > .top > .content > .download > a:nth-child(3){margin-bottom:0}body .main > 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.main > .normal-question > .question-container > .question > .question-icon.question-icon-2{background:background url("../common/img/video/download_question_1_955dd4e3f0.png") no-repeat;background-color:transparent;background-size:cover;background-position:center center}body .main > .normal-question > .question-container > .question > .question-icon.question-icon-3{background:background url("../common/img/video/download_question_3_93acf5e842.png") no-repeat;background-color:transparent;background-size:cover;background-position:center center}body .main > .normal-question > .question-container > .question > .question-icon.question-icon-4{background:background url("../common/img/video/download_question_2_19d779b2dc.png") no-repeat;background-color:transparent;background-size:cover;background-position:center center}body .main > .normal-question > .question-container > .question > .question-icon.question-icon-5{background:background url("../common/img/video/download_question_6_b1cd4077f7.png") no-repeat;background-color:transparent;background-size:cover;background-position:center center}body .main > .normal-question > .question-container > .question > .question-icon.question-icon-6{background:background url("../common/img/video/download_question_5_a03184e5c8.png") no-repeat;background-color:transparent;background-size:cover;background-position:center center}body .main > .normal-question > .question-container > .question > .title{margin:0;padding:12px 20px;font-size:16px;line-height:30px;color:#333}body .main > .service{background:url("../common/img/video/download_4_17a88ff27a.png") no-repeat;background-size:cover;background-position:center center;width:100%;padding-bottom:50px;position:relative;text-align:center;padding-top:60px}body .main > .service > h2{font-size:32px;color:#fff;font-family:PingFangSC-Light;font-weight:300;line-height:48px}body .main > .service > h3{font-size:14px;color:#fff;line-height:1.5;font-weight:200;font-family:PingFangSC-Light;margin-top:10px}body .main > .service > .register-container{width:900px;height:510px;margin:50px auto;background-color:#fff;-webkit-box-shadow:0 2px 10px 0 rgba(0,0,0,0.15),0 1px 3px 0 rgba(0,0,0,0.1);box-shadow:0 2px 10px 0 rgba(0,0,0,0.15),0 1px 3px 0 rgba(0,0,0,0.1);border-radius:12px;display:-webkit-box;display:-webkit-flex;display:-moz-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-webkit-align-items:center;-moz-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:justify;-webkit-justify-content:space-between;-moz-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding:60px}body .main > .service > .register-container .register-left{width:320px;height:389px;background:-webkit-linear-gradient(312deg,#17baff 0%,#0864da 100%);background:-moz- oldlinear-gradient(312deg,#17baff 0%,#0864da 100%);background:linear-gradient(138deg,#17baff 0%,#0864da 100%);-webkit-box-shadow:0 2px 4px 0 rgba(1,34,77,0.5);box-shadow:0 2px 4px 0 rgba(1,34,77,0.5);border-radius:8px;padding:38px;text-align:left;color:#fff;position:relative}body .main > .service > .register-container .register-left > p{font-size:16px;margin-bottom:20px}body .main > .service > .register-container .register-left > .p1{font-size:24px;margin-bottom:30px;font-weight:600}body .main > .service > .register-container .register-left > .icon{z-index:1;position:absolute;background-size:contain;background-repeat:no-repeat;width:200px;height:142px;right:-37px;bottom:-10px;background-image:url("../common/img/class-home2/icon-cloud2_f3dd455d97.png")}body .main > .service > .register-container .register-left > .logo{width:92px;height:29px;background-image:url("../common/img/class-home2/logo_17f32c07c4.png");background-size:contain;z-index:1;background-repeat:no-repeat;position:absolute;bottom:24px}body .main > .service > .register-container .menu{max-height:200px !important}@-webkit-keyframes show{from{opacity:0}to{opacity:1}}@keyframes show{from{opacity:0}to{opacity:1}}