Ключевые слова: background, black, body, communicate, communication, concept, contrast, convey, emoji, emoticon, emotion, expression, farewell, finger, five, flat, gesture, gesturing, goodbye, graphic, greeting, hand, human, icon, internet, isolated, language, light, male, man, media, message, nonverbal, online, open, palm, people, person, raised, shadow, shadows, sign, social, speech, splayed, stop, stop sign, symbol, thumb, wave, white,