Click 'Start' To Start. On the side after you press start you will see colors. Click a color the change the side color to that.
Credit to @SonicFan1226! He showed me how to do the 3D bit! https://www.youtube.com/watch?v=riYEXJWyjj0 <-- Part 1 https://www.youtube.com/watch?v=IA94mUc-2lo <-- Part 2 https://www.youtube.com/watch?v=i_3BDx4Ju80&t=311s <-- Part 3