Moroccan architecture for building standards which directly affected the architecture at that time, as follows: The building regulations maintained the country's preexisting architectural features and balanced the rapid urbanization. The Riad also known as Dar is the Moroccan traditional house, which normally has two or more storeys around a courtyard. Villas are larger stand-alone housing in the urbanized area which do not need to follow traditional architectural style. Arches, most often the horseshoe arch are used in almost every aspect of Moroccan housing whether it is doors, entrances, windows or niches. Domes are often integrated with altars or commemorative monuments as well
Courtyard the ground floor, with private rooms located upstairs. The central uncovered area in a Roman domus was referred to as an "atrium". Today, we generally use the term "courtyard" to refer to such an area, reserving the word "atrium" to describe a glass-covered courtyard. Roman atrium houses were built side by side along the street. They were one-storey homes without windows that took in light from the entrance and from the central atrium. The hearth, which used to inhabit the centre of the home, was relocated, and the Roman atrium most often contained a central pool used to collect rainwater,