Science and Society #2 2017 150 ART HISTORY, ARCHITECTURE Portnova I. ‘MACROCOSM’ IDEAS IN THE STYLE OF MODERN ARCHITECTURE: PROBLEMS, SOLUTIONS AND INNOVATIONS Abstract The paper presents issues of style of modern architecture of the XX – early XXI centuries gravitating toward ideas of the big macroscopic spaces. Various artistic manifestations brightly reflecting the new tendencies of the era determinate its development. The architecture of postmodernism that provided various style alternatives began more gravitate towards reflecting the great ideas of the ‘macrocosm’ by the end of the 1980s and 1990s. As against the ancient monumental buildings that act as bearers of traditional functions, modern architecture presented a new philosophy of looking at the world, society and the era as a whole. Modern macroscopic complexes form a new sphere of life- sustaining activity by reflecting daily needs in a comfortable and ecologically significant environment. Keywords: macrocosmic spaces, modern architecture, modernism, style, era, environment, techniques, traditional functions, constructivism. INTRODUCTION European architecture of the XX century is characterized by a wide variety of styles. After the modernism era, it received a fresh impetus, which firstly seemed to be unexpected. However, it was prepared by previous development. It is commonly known that modernism came as a real impetus for the discovery of new constructive and artistic solutions. Stylistic diversity began to be interpreted as an expression of the general consistent pattern for the development of a new era. What we call a stylistic rise was an expression of a deeper understanding of reality, a more serious analysis of modern era and history. What it involves is about some trends of ‘cosmism’ in modern European architecture. Currently, we cannot yet speak about a style picture established in visual arts and architecture, but their significant trends were