art banana citrus diet eatable food fruit group healthy illustration ingredient lunch mix orange painted raw reflexion snack still tomato tomatoes vegetable vitamins artist background cartoon classroom college color colored creation creative design draft draw drawing line painting pencil pencils school work abstract backdrop canvas colour colours hue hues pastel pastels rough series shade shades texture tone tones variations colors paint rock rocks stone stones textures variation various water watercolour watercolours artsy experimental strange theme wierd lines pattern spectrum