Ключевые слова: adult, back, beautiful people, beauty, businesswoman, campus, cardboard, carefree, cell, cellphone, cheerful, child, chroma key, communication, device, female, girl, happy, holding, internet, lifestyle, looking, messaging, mobile, mobile phone, nature, one person, outdoor, outside, park, person, phone, portable information device, public park, sitting, smart, smart phone, smartphone, smiling, student, summer, technology, telephone, using, using phone, wireless technology, woman, young, young adult,