In 3 to 4 sentences explain what Early Christian Art is

The beginnings of Christian art can be dated to the end of the second century or the early years of the third century A. D. The appearance of a comparatively large body of material from this period is a good testament to the dramatic growth of Christianity in this period. The large number of catacombs ringing Rome as documented by the following map is a good demonstration of this spread of Christianity.

It was cool. people wore chains and there was slavery everywhere. people were whipped and treated unfairly. truely remarkable