red_circle=Circle(width=100, height=90, color="red") 
shale_red_ricle=Circle(width=90,height=90, color="blue",transparency=20) 
black_circle=Circle(width=70, height=90)
grey_circule=Circle(width=60, height=90, color="grey")
black=Circle(width=40,height=90) 
shad=Circle(width=15,height=90, color="red") 
Circle(width=15, height=90, color="green",transparency=10)