animation-timing-function:ease

animation-timing-function:ease-in

animation-timing-function:ease-out

animation-timing-function:ease-in-out

animation-timing-function:linear

animation-timing-function:step-start

animation-timing-function:step-end

animation-timing-function:steps(6,jump-none)

animation-timing-function:cubic-bezier(.05, .8, .1, .95)