1. You need to make frame by frame
animation in this project.
2. Create a new file.
View > Rulers
View > Grid > Show
Grid
View > Grid > Edit
Grid (10 X 10 px)
3. Drag the horizontal & vertical guide lines
to get the center.
View > Guides > Lock Guides
4. Create the artwork as shown and draw three circles
for three lights.

5. Drag the Arrow Tool from 15 to 1 st frame to select
the segment.
6. Modify > Frames >
Convert to Key frames

7. All the frames will be converted into key frames.
8. Select 1st frame. Deselect the selection in the
artwork by pressing Esc key.
9. Fill the bottom circle with red colored gradient
using Paint Bucket Tool.
10. Using > key move to the next frame and fill
four more frames with red gradient.
11. Follow the same procedure and fill 6 to 10 frames
with orange gradient for middle circle and 11 to 15 frames with
green gradient for top circle.
12. Save the file.
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