[F2U] MEGA CALENDAR

Im not sure what should be said about this one except if youre going to use it I wish you all of my luck. This code turned out to be over 7000 lines long, though luckily its fairly easy to use (though it has brought me actual hell). I honestly don't expect people to use this, but if you do you're welcome I guess?? (See tabs to the left for the other examples)
THIS IS THE 2020 VERSION IM UNSURE IF IM GOING TO UPDATE IT TO A 2021 VERSION CAUSE ITS ACTUALLY PAINFUL Empty Version Code 2020 Version Single Month