“…These compositional elements have been profusely investigated (e.g., [24,[32][33][34]41,42,51]), establishing the associations between them and the perceptions and experiences they evoke having a specific impact on mental health. According to Dietrich's categorization of the compositional elements (i.e., shapes, lines, lighting, colors, materials, texture, mass, and space) [52], some research exists on simple shapes [53,54], complex shapes [35,36,[55][56][57], organic shapes [40,58], color ranges [56,[59][60][61][62], color saturation and intensity [63][64][65][66], light intensity [40,67], type of light [68][69][70][71][72], the openings [9,37,68,[73][74][75][76][77], materials [61,[78][79][80], order and rhythm [81,…”