How do you beat level 82 in 100 Floors?

Press on the ground near the bottom right corner, right above the Word "FLOOR". Pick up the green thing and put it on the door. Now press the left green thing until it's pointing in the 9 o'clock direction and press the right green thing until it's pointing in the 4 o'clock direction. Grab the lever on the left side. Put the lever on the ground near the wall on the right side. Holding the lever down will open the door! Press the green arrow while the lever is held down to continue.

See related link for screenshots.