tween:
| "linear"
| "ease-in"
| "ease-out"
| "ease-in-out"
| "ease-in-quad"
| "ease-out-quad"
| "ease-in-out-quad"
| "ease-in-cubic"
| "ease-out-cubic"
| "ease-in-out-cubic"
| "ease-out-bounce"
| "ease-in-back"
| "ease-out-back"
| "ease-in-out-back"
| "ease-in-elastic"
| "ease-out-elastic"
| "ease-in-out-elastic"
