Optical Illusions

I made my optical Illusion by 

1. Making a google drawing
2. Creating a white square
3. Creating a black rectangel
4. Copy and pasting it
5. Putting all of them in a straight line
6. Moving every 2nd one 2 clicks to the left

https://docs.google.com/drawings/d/e/2PACX-1vQxzU_dvS2Qr8e-pGuiGqZgQxgr1fDolgAz7wYPJhyk7uVVmxeoYz7B4vfE8UI_dQOkF7yotXsCrT_H/pub?w=960&h=720