.game {
  position: relative;
  width: 400px;
  height: 300px;
  background-color: #333;
}

.player1,
.player2 {
  position: absolute;
  width: 10px;
  height: 50px;
  background-color: #fff;
  top: 125px;
}

.player1 {
  left: 10px;
}

.player2 {
  right: 10px;
}

.ball {
  position: absolute;
  width: 10px;
  height: 10px;
  background-color: #fff;