If you are on a computer, I suggest you zoom out until you can see the explorer on the left for the ideal experience :) Also, while there is a toggle for light mode, it is not fully supported and dark mode is the intended experience, so tread at your own risk! This year (23/24 school year), I have noticed a bit— more like a lot— of an overlap between three of the classes I care for the most; Mathematics, Physics and Astronomy.