Answer:
I do believe that the hardest part of an art critique is all based on opinion. Some have trouble with finding flaws, some with finding the good things. It all depends on you.
Answer:
pretty sure it's aspect ratio
The color is very deep and i have the same question i go to lvs
Leonardo Da Vinci is quite the man, he had popular interests not only in art but in science, engineering, mathematics, sculpture, architecture, and anatomy. That’s just to name a few. He popularly made artworks like the Mona Lisa, the last supper, the Vitruvian man, Saint John the Baptist, Salvator mundi and much more. High renaissance / Italian Renaissance era.
Colour is important because it has a psychological effect on the human brain. It helps set the mood.