Ключевые слова: advertising materials, background, base grain, calm, canvas, energetic, environmentally friendly, eye protection, fresh, gradient, gradient background, graphic design, green, green background, green gradient background, green screen, green screen materials, healing, healthy, hope, light, mg background, natural, poster background, simple, simple background, solid color, solid color background, soothing, technological background, technological materials, texture, vibrant, wallpaper, web page background,