Ключевые слова: adult, app, application, background, blurred, camera, candid, cell, cellphone, cellular, cheerful, device, display, displaying, emotional, enjoying, female, friends, friendship, fun, gathering, group, hands, happy, holding, mobile, people, phone, photo, photograph, photographing, photography, picture, portrait, posing, recording, screen, shooting, shot, sitting, smart, smartphone, smiling, snapshot, students, teenagers, telephone, video, young, youth,