Ключевые слова: accessibility, alphabet, background, blind, book, braille, care, closeup, code, communicate, day, disability, education, embossed, finger, font, handicapped, health, impairment, international, language, learning, leisure, letter, literature, object, page, paper, people, physical, reading, school, script, sense, sheet, sight, sign, student, symbol, system, table, text, touch, visual, white, wooden, world, written,