a wonderful poster for world lung cancer day: silhouette of lungs with an image of a tranquil forest in pastel colors.

illustration drawing sketch art cartoon organ font hand pattern flower poster text calligraphy arm design blue brand light forest silhouette watercolor world lung cancer day pastel calm sky nature template health breath freshness air plants trees leaves inspiration harmony shadow texture softness beauty tone tint atmosphere composition color tenderness care support awareness wonderful for lungs image tranquil colors