1 20 20-30 20s 25 25-30 30 adult adults alert alertness and appearance aware awareness being beings brown brown-haired brunette business businesspeople businessperson businesspersons businesswoman businesswomen caucasian caucasians cologne color colour concentrate concentrated concentrating concentration dark dark-haired day daylight daytime desk desks differential down european female females focus front frontal germany glasses grown-up grown-ups grownup grownups hair haired head head-on human humans image indoor indoors interior interiors job jobs life long long-haired look looking north north-rhine nrw occupation occupations of office offices on one only people person persons photo photography photos place portrait portraits profession red rhine rhine-westphalia room rooms seeing selective shirt shirts shot shots shoulder shoulders spectacles table tables to view viewing views westphalia woman women work worker workers working workplace world years young