void setup() {
  size(300,300);
  background(0,190,100);
  smooth();
  
  
  }
  
void draw() {
  float r = random(255,100);
  float g = random(255,100);
  float b = random(0,255);
  float a = random(255,20);
  float diam = random(5);
  float x = random(width);
  float y = random(height);
  noStroke();
  fill(r,g,b,a);
  ellipse(x,y,diam,diam);
  
  
  }