All animate element property: 'animation: 1s linear 2 anim paused'

(a) Negative playback rate, going RHS to active


(b) Negative playback rate, going active to LHS


(c) Negative playback rate, going RHS to LHS


(d) Positive playback rate, seeking from RHS to active


(e) Positive playback rate, seeking from RHS to LHS


(f) Positive playback rate, seeking from active to LHS