Brown spirals of different sizes on a blue backgroundBrown spirals of different sizes on a blue background
On the water, oil drops of different sizes on a yellow-blue backgroundOn the water, oil drops of different sizes on a yellow-blue background
Brown spirals of different sizes on a blue backgroundBrown spirals of different sizes on a blue background
On the water, oil drops of different sizes on a yellow-blue backgroundOn the water, oil drops of different sizes on a yellow-blue background