Answer:
He showed real human suffering rather than symbolism.
Step-by-step explanation:
In several points, Giotto can be described as a predecessor of the Renaissance movement. His paintings, different from the traditional medieval style (or the Byzantine style, in many cases), were not flat and without any emotion. On the contrary, Giotto was one of the first artists, before Michelangelo or Raphael, to understand the importance of captive the emotion of the audience. Moving away from the rigid traditions of Byzantine art, Giotto transformed the face of the Florentine painting by injecting it amazing realism, life, and dramatic expression.