===================================================================
--- original.js
+++ change.js
@@ -1,108 +1,113 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 //<Assets used in the game will automatically appear here>
 // Platform class
 var Platform = Container.expand(function () {
-  var self = Container.call(this);
-  var platformGraphics = self.attachAsset('platform', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.update = function () {
-    // Platforms do not need to update every frame in this simple version
-  };
+	var self = Container.call(this);
+	var platformGraphics = self.attachAsset('platform', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		// Platforms move horizontally
+		self.x += 5;
+		// If platform goes off the right edge of the screen, it reappears on the left
+		if (self.x > 2048) {
+			self.x = -100;
+		}
+	};
 });
 // Player class
 var Player = Container.expand(function () {
-  var self = Container.call(this);
-  var playerGraphics = self.attachAsset('player', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.vy = 0; // Vertical velocity
-  self.jump = function () {
-    self.vy = -20; // Jump velocity
-  };
-  self.update = function () {
-    self.y += self.vy;
-    self.vy += 1; // Gravity
-    if (self.y > 2732) {
-      // Player fell off the screen
-      LK.showGameOver();
-    }
-  };
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.vy = 0; // Vertical velocity
+	self.jump = function () {
+		self.vy = -20; // Jump velocity
+	};
+	self.update = function () {
+		self.y += self.vy;
+		self.vy += 1; // Gravity
+		if (self.y > 2732) {
+			// Player fell off the screen
+			LK.showGameOver();
+		}
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x87CEEB // Light blue background
+	backgroundColor: 0x87CEEB // Light blue background
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize arrays and variables
 var platforms = [];
 var player;
 var score = 0;
 var scoreTxt;
 // Create initial platforms
 function createInitialPlatforms() {
-  for (var i = 0; i < 10; i++) {
-    var platform = new Platform();
-    platform.x = Math.random() * 2048;
-    platform.y = 2732 - i * 300;
-    platforms.push(platform);
-    game.addChild(platform);
-  }
+	for (var i = 0; i < 10; i++) {
+		var platform = new Platform();
+		platform.x = Math.random() * 2048;
+		platform.y = 2732 - i * 300;
+		platforms.push(platform);
+		game.addChild(platform);
+	}
 }
 // Create player
 function createPlayer() {
-  player = new Player();
-  player.x = 1024; // Center horizontally
-  player.y = 2000; // Start near the bottom
-  game.addChild(player);
+	player = new Player();
+	player.x = 1024; // Center horizontally
+	player.y = 2000; // Start near the bottom
+	game.addChild(player);
 }
 // Create score text
 function createScoreText() {
-  scoreTxt = new Text2('0', {
-    size: 150,
-    fill: "#ffffff"
-  });
-  scoreTxt.anchor.set(0.5, 0);
-  LK.gui.top.addChild(scoreTxt);
+	scoreTxt = new Text2('0', {
+		size: 150,
+		fill: "#ffffff"
+	});
+	scoreTxt.anchor.set(0.5, 0);
+	LK.gui.top.addChild(scoreTxt);
 }
 // Initialize game elements
 createInitialPlatforms();
 createPlayer();
 createScoreText();
 // Handle player jump on touch
 game.down = function (x, y, obj) {
-  player.jump();
+	player.jump();
 };
 // Update game every tick
 game.update = function () {
-  player.update();
-  for (var i = 0; i < platforms.length; i++) {
-    if (player.intersects(platforms[i]) && player.vy > 0) {
-      player.jump();
-      score++;
-      scoreTxt.setText(score);
-    }
-  }
-  // Remove off-screen platforms and create new ones
-  for (var i = platforms.length - 1; i >= 0; i--) {
-    if (platforms[i].y > 2732) {
-      platforms[i].destroy();
-      platforms.splice(i, 1);
-      var newPlatform = new Platform();
-      newPlatform.x = Math.random() * 2048;
-      newPlatform.y = 0;
-      platforms.push(newPlatform);
-      game.addChild(newPlatform);
-    }
-  }
+	player.update();
+	for (var i = 0; i < platforms.length; i++) {
+		if (player.intersects(platforms[i]) && player.vy > 0) {
+			player.jump();
+			score++;
+			scoreTxt.setText(score);
+		}
+	}
+	// Remove off-screen platforms and create new ones
+	for (var i = platforms.length - 1; i >= 0; i--) {
+		if (platforms[i].y > 2732) {
+			platforms[i].destroy();
+			platforms.splice(i, 1);
+			var newPlatform = new Platform();
+			newPlatform.x = Math.random() * 2048;
+			newPlatform.y = 0;
+			platforms.push(newPlatform);
+			game.addChild(newPlatform);
+		}
+	}
 };
\ No newline at end of file