.launch-screen{height:100%}.launch-screen .van-swipe{width:100%;height:100%}.launch-screen .van-swipe .van-swipe-item,.launch-screen .van-swipe .van-swipe__track{width:100%}.launch-screen .van-swipe .van-swipe__indicators{bottom:50px}.launch-screen .van-swipe .van-swipe__indicators .van-swipe__indicator{width:10px;height:10px;opacity:.5}.launch-screen .van-swipe .van-swipe__indicators .van-swipe__indicator.van-swipe__indicator--active{width:20px;height:10px;border-radius:10px;opacity:1}.launch-screen .van-swipe .swipe{width:100%;height:100%;background-size:cover!important}.launch-screen .van-swipe .swipe.swipe1{background:url(https://lovekard-publicread.oss-cn-beijing.aliyuncs.com/image/launch-screen-1.jpg) no-repeat 50%}.launch-screen .van-swipe .swipe.swipe2{background:url(https://lovekard-publicread.oss-cn-beijing.aliyuncs.com/image/launch-screen-2.jpg) no-repeat 50%}.launch-screen .van-swipe .swipe.swipe3{background:url(https://lovekard-publicread.oss-cn-beijing.aliyuncs.com/image/launch-screen-3.jpg) no-repeat 50%}.launch-screen .van-swipe .swipe.swipe4{background:url(https://lovekard-publicread.oss-cn-beijing.aliyuncs.com/image/launch-screen-4.jpg) no-repeat 50%}.launch-screen .start-btn{position:absolute;bottom:50px;left:50%;margin-left:-108px;font-size:12px}