Ключевые слова: 2019, activity, art, background, bright, canary wharf, celebration, conceptual, crowd, dark, decoration, device screen, europe, evening, event, experience, festive, financial district, group, hand, holding, holiday, installations, leisure activities, lifestyle, light, london, mobile phone, mobile photography, modern, night, outdoors, people, person, public, screen, selective focus, sign, smart phone, smartphone, taking photos, technology, uk, urban, using phone, winter, winter lights, wireless technology, youth culture,