Playing it backwards
Level 7 of 9Your goal
The box is frozen at the end of its second lap, and each lap slides it from 100px to 300px. Use animation-direction so the second lap plays backwards and the box finishes at 100px.
Must use
animation-directiontarget content boxtarget outer edge (green = matched, red = not yet)
Feedback updates as you type, and your CSS is saved in this browser. Exact target numbers are in the Target panel.