size(1024, 724);
background(0);
stroke(255, 201, 3);
smooth();
rectMode(CENTER);

int shapeSize = 400;
int kindOfShape = 0;

while(shapeSize > 30){

if(kindOfShape == 0){

fill(255, 255, 255);
ellipse(512,362,shapeSize,shapeSize);
kindOfShape = 1;
fill(185, 60, 20);
ellipse(200,200,shapeSize+5,shapeSize+5);
fill(185, 60, 20);
ellipse(800,200,shapeSize+5,shapeSize+5);
fill(60, 240, 20);
ellipse(200,700,shapeSize+5,shapeSize+5);
fill(60, 240, 20);
ellipse(823,700,shapeSize+5,shapeSize+5);


}else{

fill(185, 60, 20);
rect(512,362,shapeSize,shapeSize);
kindOfShape = 0;

}

shapeSize = shapeSize - 20;

}