.mescroll-totop{z-index:99;position:fixed!important;right:46rpx!important;bottom:272rpx!important;width:72rpx;height:72rpx;border-radius:50%;opacity:0;transition:opacity .5s;margin-bottom:0}.mescroll-safe-bottom{margin-bottom:calc(0px + constant(safe-area-inset-bottom));margin-bottom:calc(0px + env(safe-area-inset-bottom))}.mescroll-totop-in{opacity:1}.mescroll-totop-out{opacity:0;pointer-events:none}