Ключевые слова: abstract, architect, backdrop, black, blank, blueprint, board, bulletin, centimeters, concept, design, drawing, empty, engineering, equipment, geometric, geometry, gradient, graph, grid, guides, illustration, inches, layout, length, line, math, measure, metric, millimeter, modern, office, pattern, print, project, room, scale, scene, sheet, simple, space, square, surface, technical, template, texture, white,