===================================================================
--- original.js
+++ change.js
@@ -1,119 +1,136 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
+// Background class representing the game's background
+var Background = Container.expand(function () {
+	var self = Container.call(this);
+	var backgroundGraphics = self.attachAsset('background', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		// Update logic for the background
+	};
+});
 // Bone class representing collectible items
 var Bone = Container.expand(function () {
-  var self = Container.call(this);
-  var boneGraphics = self.attachAsset('bone', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.update = function () {
-    self.y += 5; // Move bone downwards
-  };
+	var self = Container.call(this);
+	var boneGraphics = self.attachAsset('bone', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		self.y += 5; // Move bone downwards
+	};
 });
 // Obstacle class representing obstacles to avoid
 var Obstacle = Container.expand(function () {
-  var self = Container.call(this);
-  var obstacleGraphics = self.attachAsset('obstacle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.update = function () {
-    self.y += 7; // Move obstacle downwards
-  };
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		self.y += 7; // Move obstacle downwards
+	};
 });
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Skeleton class representing the player character
 var Skeleton = Container.expand(function () {
-  var self = Container.call(this);
-  var skeletonGraphics = self.attachAsset('skeleton', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 10;
-  self.update = function () {
-    // Update logic for the skeleton
-  };
+	var self = Container.call(this);
+	var skeletonGraphics = self.attachAsset('skeleton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 10;
+	self.update = function () {
+		// Update logic for the skeleton
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x000000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize arrays to keep track of bones and obstacles
 var bones = [];
 var obstacles = [];
+// Create the game's background
+var background = game.addChild(new Background());
+background.x = 2048 / 2;
+background.y = 2732 / 2;
 // Create the skeleton player character
 var skeleton = game.addChild(new Skeleton());
 skeleton.x = 2048 / 2;
 skeleton.y = 2732 - 200;
 // Function to handle movement
 function handleMove(x, y, obj) {
-  skeleton.x = x;
+	skeleton.x = x;
 }
 // Add event listeners for touch/mouse events
 game.down = function (x, y, obj) {
-  handleMove(x, y, obj);
+	handleMove(x, y, obj);
 };
 game.move = function (x, y, obj) {
-  handleMove(x, y, obj);
+	handleMove(x, y, obj);
 };
 // Game update loop
 game.update = function () {
-  // Update bones
-  for (var i = bones.length - 1; i >= 0; i--) {
-    var bone = bones[i];
-    bone.update();
-    if (bone.y > 2732) {
-      bone.destroy();
-      bones.splice(i, 1);
-    } else if (skeleton.intersects(bone)) {
-      bone.destroy();
-      bones.splice(i, 1);
-      LK.setScore(LK.getScore() + 1);
-    }
-  }
-  // Update obstacles
-  for (var j = obstacles.length - 1; j >= 0; j--) {
-    var obstacle = obstacles[j];
-    obstacle.update();
-    if (obstacle.y > 2732) {
-      obstacle.destroy();
-      obstacles.splice(j, 1);
-    } else if (skeleton.intersects(obstacle)) {
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  // Spawn new bones and obstacles
-  if (LK.ticks % 60 == 0) {
-    var newBone = new Bone();
-    newBone.x = Math.random() * 2048;
-    newBone.y = -50;
-    bones.push(newBone);
-    game.addChild(newBone);
-  }
-  if (LK.ticks % 90 == 0) {
-    var newObstacle = new Obstacle();
-    newObstacle.x = Math.random() * 2048;
-    newObstacle.y = -50;
-    obstacles.push(newObstacle);
-    game.addChild(newObstacle);
-  }
+	// Update the game's background
+	background.update();
+	// Update bones
+	for (var i = bones.length - 1; i >= 0; i--) {
+		var bone = bones[i];
+		bone.update();
+		if (bone.y > 2732) {
+			bone.destroy();
+			bones.splice(i, 1);
+		} else if (skeleton.intersects(bone)) {
+			bone.destroy();
+			bones.splice(i, 1);
+			LK.setScore(LK.getScore() + 1);
+		}
+	}
+	// Update obstacles
+	for (var j = obstacles.length - 1; j >= 0; j--) {
+		var obstacle = obstacles[j];
+		obstacle.update();
+		if (obstacle.y > 2732) {
+			obstacle.destroy();
+			obstacles.splice(j, 1);
+		} else if (skeleton.intersects(obstacle)) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	// Spawn new bones and obstacles
+	if (LK.ticks % 60 == 0) {
+		var newBone = new Bone();
+		newBone.x = Math.random() * 2048;
+		newBone.y = -50;
+		bones.push(newBone);
+		game.addChild(newBone);
+	}
+	if (LK.ticks % 90 == 0) {
+		var newObstacle = new Obstacle();
+		newObstacle.x = Math.random() * 2048;
+		newObstacle.y = -50;
+		obstacles.push(newObstacle);
+		game.addChild(newObstacle);
+	}
 };
 // Display score
 var scoreTxt = new Text2('0', {
-  size: 150,
-  fill: 0xFFFFFF
+	size: 150,
+	fill: 0xFFFFFF
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);
 scoreTxt.setText(LK.getScore());
\ No newline at end of file