hello everyone , i'm newbie with gsap
and well , i have a task to do with some animation like this video below. when i scroll the broswer the background will chane like that, pls help me with this animation, it's so difficult
thank you for your help
here is link video https://drive.google.com/file/d/1EXQbuXdf5-W-QSglzzFz2_YMZruCrkKs/view?usp=sharing