Ключевые слова: 3d, american football, backgrounds, ball, black, blue, bright, circle, cloud, cloudscape, competition, competitive sport, computer graphic, cup, cut out, danger, day, defocused, digital generated, dramatic sky, environment, event, footwear, four objects, full frame, glowing, green, grill, headgear, headwear, helmet, idyllic, leather, leisure, lens flare, light, lights, metal, metallic, nature, outdoors, overcast, pair, panoramic, pattern, pitch, protection, safety, scenic, security, shape, shoe, shoelace, silver colored, sky, sport, sport ball, sports equipment, sports gear, sports helmet, sports shoe, spotlight, stadium, still life, storm, storm cloud, summer, sun, sunbeam, sunlight, sunny, team sport, weather, white, world, yellow,