From what i see about the picture it looks like a calm Cafe, where people are relaxing. The texture of the work is also very good, I like how the room looks balanced from putting people and tables on each side.
Answer:
Byzantine mosaic of Emperor Justinian and his attendants at San Vitale, Ravenna
Explanation:
Mosaic is made of tesserae, main color is gold and white, so it's bright. Justinian I is shown with halo, which is a symbol of a saint.
