===================================================================
--- original.js
+++ change.js
@@ -1,82 +1,82 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 // Bullet class
 var Bullet = Container.expand(function (startX, startY, direction) {
-  var self = Container.call(this);
-  var bulletGraphics = self.attachAsset('bullet', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.x = startX;
-  self.y = startY;
-  self.speed = 10;
-  self.direction = direction;
-  self.update = function () {
-    self.x += self.direction.x * self.speed;
-    self.y += self.direction.y * self.speed;
-    if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('bullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.x = startX;
+	self.y = startY;
+	self.speed = 10;
+	self.direction = direction;
+	self.update = function () {
+		self.x += self.direction.x * self.speed;
+		self.y += self.direction.y * self.speed;
+		if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
+			self.destroy();
+		}
+	};
 });
 // Enemy class
 var Enemy = Container.expand(function (startX, startY) {
-  var self = Container.call(this);
-  var enemyGraphics = self.attachAsset('enemy', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.x = startX;
-  self.y = startY;
-  self.speed = 2;
-  self.update = function () {
-    var dx = player.x - self.x;
-    var dy = player.y - self.y;
-    var distance = Math.sqrt(dx * dx + dy * dy);
-    self.x += dx / distance * self.speed;
-    self.y += dy / distance * self.speed;
-    if (self.intersects(player)) {
-      // Handle player damage
-      playerHealth -= 10;
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.x = startX;
+	self.y = startY;
+	self.speed = 2;
+	self.update = function () {
+		var dx = player.x - self.x;
+		var dy = player.y - self.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		self.x += dx / distance * self.speed;
+		self.y += dy / distance * self.speed;
+		if (self.intersects(player)) {
+			// Handle player damage
+			playerHealth -= 10;
+			self.destroy();
+		}
+	};
 });
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Player class
 var Player = Container.expand(function () {
-  var self = Container.call(this);
-  var playerGraphics = self.attachAsset('player', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.shootDirection = {
-    x: 0,
-    y: 0
-  };
-  self.update = function () {
-    // Player shooting logic
-    if (LK.ticks % 15 === 0) {
-      var bullet = new Bullet(self.x, self.y, self.shootDirection);
-      game.addChild(bullet);
-      bullets.push(bullet);
-    }
-  };
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.shootDirection = {
+		x: 0,
+		y: 0
+	};
+	self.update = function () {
+		// Player shooting logic
+		if (LK.ticks % 15 === 0) {
+			var bullet = new Bullet(self.x, self.y, self.shootDirection);
+			game.addChild(bullet);
+			bullets.push(bullet);
+		}
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x000000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize player
 var player = game.addChild(new Player());
 player.x = 1024;
 player.y = 1366;
@@ -86,58 +86,69 @@
 // Player health
 var playerHealth = 100;
 // Game update function
 game.update = function () {
-  // Update player direction based on pointer
-  game.move = function (x, y, obj) {
-    var dx = x - player.x;
-    var dy = y - player.y;
-    var distance = Math.sqrt(dx * dx + dy * dy);
-    player.shootDirection = {
-      x: dx / distance,
-      y: dy / distance
-    };
-  };
-  // Spawn enemies at random edges
-  if (LK.ticks % 60 === 0) {
-    var edge = Math.floor(Math.random() * 4);
-    var startX, startY;
-    if (edge === 0) {
-      // Top
-      startX = Math.random() * 2048;
-      startY = 0;
-    } else if (edge === 1) {
-      // Right
-      startX = 2048;
-      startY = Math.random() * 2732;
-    } else if (edge === 2) {
-      // Bottom
-      startX = Math.random() * 2048;
-      startY = 2732;
-    } else {
-      // Left
-      startX = 0;
-      startY = Math.random() * 2732;
-    }
-    var enemy = new Enemy(startX, startY);
-    game.addChild(enemy);
-    enemies.push(enemy);
-  }
-  // Update bullets
-  for (var i = bullets.length - 1; i >= 0; i--) {
-    bullets[i].update();
-    if (bullets[i].destroyed) {
-      bullets.splice(i, 1);
-    }
-  }
-  // Update enemies
-  for (var j = enemies.length - 1; j >= 0; j--) {
-    enemies[j].update();
-    if (enemies[j].destroyed) {
-      enemies.splice(j, 1);
-    }
-  }
-  // Check for game over
-  if (playerHealth <= 0) {
-    LK.showGameOver();
-  }
+	// Update player direction based on pointer
+	game.move = function (x, y, obj) {
+		var dx = x - player.x;
+		var dy = y - player.y;
+		var distance = Math.sqrt(dx * dx + dy * dy);
+		player.shootDirection = {
+			x: dx / distance,
+			y: dy / distance
+		};
+	};
+	// Spawn enemies at random edges
+	if (LK.ticks % 60 === 0) {
+		var edge = Math.floor(Math.random() * 4);
+		var startX, startY;
+		if (edge === 0) {
+			// Top
+			startX = Math.random() * 2048;
+			startY = 0;
+		} else if (edge === 1) {
+			// Right
+			startX = 2048;
+			startY = Math.random() * 2732;
+		} else if (edge === 2) {
+			// Bottom
+			startX = Math.random() * 2048;
+			startY = 2732;
+		} else {
+			// Left
+			startX = 0;
+			startY = Math.random() * 2732;
+		}
+		var enemy = new Enemy(startX, startY);
+		game.addChild(enemy);
+		enemies.push(enemy);
+	}
+	// Update bullets
+	for (var i = bullets.length - 1; i >= 0; i--) {
+		bullets[i].update();
+		// Check for collision with enemies
+		for (var j = enemies.length - 1; j >= 0; j--) {
+			if (bullets[i].intersects(enemies[j])) {
+				// Destroy both bullet and enemy
+				bullets[i].destroy();
+				bullets.splice(i, 1);
+				enemies[j].destroy();
+				enemies.splice(j, 1);
+				break;
+			}
+		}
+		if (bullets[i] && bullets[i].destroyed) {
+			bullets.splice(i, 1);
+		}
+	}
+	// Update enemies
+	for (var j = enemies.length - 1; j >= 0; j--) {
+		enemies[j].update();
+		if (enemies[j].destroyed) {
+			enemies.splice(j, 1);
+		}
+	}
+	// Check for game over
+	if (playerHealth <= 0) {
+		LK.showGameOver();
+	}
 };
\ No newline at end of file