Ключевые слова: adult, app, application, background, blue, boy, browsing, casual, caucasian, cell, cellphone, clothes, college, color, device, education, enjoying, funny, guy, half, handsome, happy, isolated, laughing, lifestyle, male, man, mobile, model, online, outdoor, person, phone, smart, smartphone, smiling, social, street, student, technology, teen, teenage, teenager, texting, using, video, watching, young, youth,