Digital Matrix Clock

I have used the Fusion 360 to design the booth parts and print them in PLA 1.75. the electronics are purchased on E-bay and Amazon.
I used the esp8266 as a microprocessor and the MAX7219 Dot-matrix-module. I use the following code: https://drive.google.com/file/d/1jpMkwpI_kX3-_An0W1mIVz3XlHC64TIh/view?usp=sharing