void setup() {
size(400,400);
frameRate(2);

}
void draw(){
background(20);
half (200,200);
}

void half (int x, int y) {

noStroke();

fill(#008EFF); //blue
bezier(x-100,y ,x-100,random(y-0,y-100) ,x+100,random(y-0,y-100) ,x+100,y); //CURVE_UP

fill(#FFFDC4); //yellow
bezier(x-100,y ,x-100,random(y+0,y+100) ,x+100,random(y+0,y+100) ,x+100,y); //CURVE_DOWN

fill(#D64123);
ellipse(x,y,10,10); //MIDDLE
}