page{width:100%;height:100%;background-color:#000;}
.video{width:100%;height:100%;display:flex;align-items:center;justify-content:center;}
video{width:100%;}
.icon-home{color:#fff;}
.common_witch{width:80rpx;height:80rpx;background-color:rgba(255,255,255,0.5);position:fixed;right:20rpx;z-index:999;text-align:center;border-radius:50%;display:flex;align-items:center;justify-content:center;}