Ключевые слова: app, attention, background, blank screen, blind, blindness, braille, business, cellphone, close up, code, communication, concept, day, disability, disabled, disease, dots, education, female, fingers, font, hand, handicapped, health, help, holding, internet, invalid, language, learning, letter, medical, mock up, modern, people, person, plate, point, screen, service, show, sign, smartphone, social, symbol, technology, wireless, woman, yellow,