html{min-width:1000px}body{min-width:1000px;background-color:#f5f6f7}main{margin-bottom:50px;padding-bottom:0;margin-top:160px}.rg-d-content{zoom:1;width:1188px;margin:0 auto}.rg-d-content:after{display:block;clear:both;visibility:hidden;height:0;overflow:hidden;content:"."}.rg-d-content h1{color:#373d40;text-align:center;margin:80px 0 40px;white-space:nowrap;font-size:34px;font-weight:400}.rg-d-content .item{float:left;width:273px;border:1px solid #f0f1f2;border-radius:6px;background:#fff}.rg-d-content .item .top{height:182px;background-size:100% 100%;background-repeat:no-repeat;border-radius:6px 6px 0 0}.rg-d-content .item .os-win{background-image:url(/assets/download-windows.954dcf88.png)}.rg-d-content .item .os-mac{background-image:url(/assets/download-macos.ea0fb2ff.png)}.rg-d-content .item .os-android{background-image:url(/assets/download-andriod.3e95fc44.png)}.rg-d-content .item .os-ios{background-image:url(/assets/download-ios.59e491ba.png)}.rg-d-content .item .mid h3{font-size:18px;color:#686868;margin:36px 0 14px;text-align:center}.rg-d-content .item .mid p{text-align:center;font-size:12px;color:#9b9b9b;white-space:nowrap;overflow:hidden;line-height:1.5}.rg-d-content .item .bottom{width:273px;text-align:center;height:150px}.rg-d-content .item .bottom .download-btn{display:inline-block;zoom:1;text-align:center;width:144px;height:45px;color:#fff;font-size:16px;line-height:45px;margin-bottom:20px;margin-top:40px;border-radius:4px}.rg-d-content .item .bottom .btn-os-win{background-color:#f0a55c}.rg-d-content .item .bottom .btn-os-win:hover{background-color:#de8c33}.rg-d-content .item .bottom .btn-os-mac{background-color:#5092e1}.rg-d-content .item .bottom .btn-os-mac:hover{background-color:#3b80d4}.rg-d-content .item .bottom .btn-os-android{background-color:#4dc879}.rg-d-content .item .bottom .btn-os-android:hover{background-color:#24a957}.rg-d-content .item .bottom .btn-os-ios{background-color:#14cda8}.rg-d-content .item .bottom .btn-os-ios:hover{background-color:#07bd98}.rg-d-content .item-margin{margin-right:30px}@media screen and (min-height: 1120px){footer{position:fixed;bottom:0}}@media (max-width: 1240px){main{width:1240px}}