void draw(){
  size(975,200);
  background (255);
  rect(10,10,955,180);
  
  
  if(mouseX<10){
    mouseX = 10;
  }
  else if(mouseX>965){
    mouseX = 965;
  }
  if(mouseY<10){
    mouseY = 10;
  }
  else if( mouseY>190){
    mouseY = 190;
  }
    
  ellipse(mouseX,mouseY, 5,5);
}