 These were already features of ecclesiastical architecture before the development of the Gothic style, and all were to develop in increasingly elaborate ways.It was principally the widespread introduction of a single feature, the pointed arch, which was to bring about the change that separates Gothic from Romanesque.This technological change permitted both structural and stylistic change which broke the tradition of massive masonry and solid walls penetrated by small openings, replacing it with a style where light appears to triumph over substance.