body{
background-color: black;
  
  }
#game{
  width: 960px;
  height: 540px;
  background-color: black;
  border-color:white;
  border-style:solid;
  }
#player{
  width: 64px;
  height: 64px;
  background-image: url("Player.png");
  background-repeat: no-repeat;
  background-position: left top;
  background-size: 64px 64px;
  position: absolute;
  top: 466px;
  left: 448px;
  }
.bullet{
  width: 4px;
  height: 8px;
  background-color: white;
  position: absolute;
  top: 400px;
  left: 400px;
  }
.enemy{
  width: 64px;
  height: 64px;
  background-image: url("Enemy.png");
  position: absolute;
  top: 20px;
  left: 448px;
  background-position: left top;
  background-size: 64px 64px;
  }
.shield{
  width: 8px;
  height: 8px;
  position: absolute;
  background-color: white;
  }
#score{
  color: white;
  position: absolute;
  left: 16px;
  top: 520px;
  }
#level{
  color: white;
  position: absolute;
  left: 915px;
  top: 520px;
  }
.boss{
  width: 320px;
  height: 320px;
  position: absolute;
  background-position: left top;
  background-size: 320px 320px;
  background-image: url("Boss.png");
  }
#lives{
  top: 16px;
  left: 16px;
  color: white;
  position: absolute;
}
.Power{
  width: 128px;
  height: 128px;
  position: absolute;
  background-position: left top;
  background-size: 128px 128px;
  background-image: url("Heart.png");
  }
#timer{
  top: 16px;
  left: 883px;
  color: white;
  position: absolute;
  }