Today, the existence of different architectural styles requires the existence of doors suitable for each style. Metal doors are a good option for use in various buildings due to their variety. In the example you see in the picture, the classic and luxurious style of the building fits well with the iron door, which has many details. This coordination helps to reduce the visual disturbance of the building. The details of the upper side are inspired by the facade of the building. Such a possibility is easily met by metal materials that have high ductility. Copper and gold colors are a good option for luxury designs.