I just watched the video. He nailed it! Glad you are inspired to do some LED design. It's a lot of fun.
Keep us updated on your progress on the light box.
You may want to look at getting an SP105E controller too. They are more for manual control, but may be usable for some of your future applications.
https://www.ebay.com/itm/Bluetooth-S...EAAOSw-V1b-wy7
Chris
Let me know if you have any other questions.