Ключевые слова: abstract, art, background, collection, decoration, eco, ecological, ecology, ecosystem, environment, forest, garden, growth, icon, image, leaf, leaves, life, line, linear, natural, nature, oak, on line, organic, outline, park, plant, png, root, roots, season, silhouette, spring, stroke, summer, symbol, thin, tree, tree and roots, trunk, white, wood,