.screen-on,.secret-light{animation:fadeIn 1s ease-in-out}.screen-off{animation:fadeOut 1s ease-in-out}.sakura-icon{position:fixed;width:48px;z-index:20}.bg-fall-1{animation:fall-down 15s linear infinite}.bg-fall-2{animation:fall-down 20s linear infinite}.bg-fall-3{animation:fall-down 50s linear infinite}.bg-fall-4{animation:fall-down 30s linear infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}@keyframes fall-down{0%{top:-1%;transform:translate(0)}50%{transform:translate(-20px)}to{top:100%;transform:translate(20px)}}