Ключевые слова: absence, advertisement, architectural feature, architecture, authentication, backgrounds, billboard, blank, blank space, browsing, building, built structure, caucasian, ceiling, communication, computer, computing, connection, copy space, day, digital, digital composite, digital tablet, digitally generated image, door, empty, eyes, female, flare, flash, focus shot, full frame, glass, glow, gradient, gray, identification, identify, indoors, ink, interface, internet, iris recognition, light, modern, pink background, plant, portability, portable information device, railing, safety, staircase, steps and staircases, tablet computer, tablet pc, tech, technology, touch screen, web, white, window, woman, young adult,