#playingArea {
  position: relative;
  border: solid gray;
  border-width: 20px 20px 0 20px;
  width: 270px;
  height: 270px;
}

#paddle {
  position: absolute;
  bottom: 0;
  left: 115px;
  width: 40px;
  height: 20px;
  background: black;
}

#ball {
  width: 10px;
  height: 10px;
  background: url('ball.gif');
  position: absolute;
  left: 50%;
  top: 50%;
}