
Some basic characteristics of this architecture are windows paired with semi-circular arches, doors with square lintels, and opening without doors would be arched(seen below in the Spedale degli Innocenti), roofs fitted with flat ceilings, moldings and decorations common on the exterior of buildings, and the common use of arches, columns, domes, pilasters, and lintels throughout the structures.
The Roman orders of columns was used in Renaissance architecture, this can be seen below:






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