anyone know how to make these moving backgrounds

One day I might just disappear out of nowhere from gamejolt. Dont know when dont know why

t

random thingy

Okay

DAVE AND BAMBI DOODLES!!!

i kin da hate it butttttttttttttttttttttttttttttttttttttttttt ye

my favorite video

bananamb

Honestly the worst style in tpot I’m glad it hasn’t been used again