===================================================================
--- original.js
+++ change.js
@@ -1,7 +1,30 @@
 /**** 
 * Classes
 ****/
+var Star = Container.expand(function () {
+	var self = Container.call(this);
+	var starGraphics = self.attachAsset('whiteStar', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Set a random scale for the star to vary its size
+	var scale = Math.random() * 0.5 + 0.5;
+	self.scaleX = scale;
+	self.scaleY = scale;
+	// Set a random alpha for the star to vary its brightness
+	self.alpha = Math.random() * 0.5 + 0.5;
+	// Set a random speed for the star to move downwards
+	self.speed = Math.random() * 1 + 0.5;
+	self.move = function () {
+		self.y += self.speed;
+		// Reset star position if it moves off screen
+		if (self.y > 2732) {
+			self.y = -10;
+			self.x = Math.random() * 2048;
+		}
+	};
+});
 // Define the Hero class
 var Hero = Container.expand(function () {
 	var self = Container.call(this);
 	var heroGraphics = self.attachAsset('hero', {
@@ -74,71 +97,57 @@
 	self.move = function () {
 		self.y += self.speed;
 	};
 });
-// Define the BossEnemy 2.0 class with enhanced features
-var BossEnemy2 = Container.expand(function () {
+// Define the BossEnemy class
+var BossEnemy = Container.expand(function () {
 	var self = Container.call(this);
 	var bossGraphics = self.attachAsset('bossEnemy', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	// Initialize boss 2.0-specific properties
-	self.health = 10; // Boss 2.0 has more health
-	self.speed = 3; // Boss 2.0 moves slightly faster
-	self.shootInterval = 20; // Boss 2.0 shoots more frequently
-	self.lastShotTick = 0;
-	self.directionX = Math.random() < 0.5 ? -1 : 1;
-	self.directionY = Math.random() < 0.5 ? -1 : 1;
-	self.specialAttackInterval = 180; // Boss 2.0 has a special attack every 3 seconds
-	self.lastSpecialAttackTick = 0;
+	// Initialize boss-specific properties
+	self.health = 50; // Boss has more health
+	self.speed = 2; // Boss moves slower
+	self.shootInterval = 21; // Boss shoots every 0.35 seconds at 60FPS
+	self.lastShotTick = 0; // Track the last shot tick
 	self.update = function () {
+		// Boss update logic with structured movement
 		self.x += self.directionX * self.speed;
 		self.y += self.directionY * self.speed;
+		// Reverse direction when hitting the screen boundaries
 		if (self.x <= 100 || self.x >= 1948) {
 			self.directionX *= -1;
 		}
 		if (self.y <= 100 || self.y >= 2732 / 2 - 100) {
 			self.directionY *= -1;
 		}
+		// Boss specific logic for shooting
 		self.shoot();
-		self.specialAttack();
 	};
 	self.shoot = function () {
 		if (LK.ticks - self.lastShotTick >= self.shootInterval) {
 			var bullet = new EnemyBullet();
 			bullet.x = self.x;
-			bullet.y = self.y + 50;
+			bullet.y = self.y + 50; // Adjust bullet start position
 			enemyBullets.push(bullet);
 			game.addChild(bullet);
 			self.lastShotTick = LK.ticks;
 		}
 	};
-	self.specialAttack = function () {
-		if (LK.ticks - self.lastSpecialAttackTick >= self.specialAttackInterval) {
-			// Special attack logic (e.g., shooting multiple bullets)
-			self.lastSpecialAttackTick = LK.ticks;
-		}
-	};
 });
 var WaveManager = Container.expand(function () {
 	var self = Container.call(this);
 	self.waveCount = -1;
 	self.enemiesPerWave = self.waveCount === 0 ? 6 : 5;
 	self.enemies = [];
 	self.createWave = function () {
-		if (self.waveCount === 19 || self.waveCount === 24 || self.waveCount === 29) {
-			// Wave 20, 25, 30: Spawn 1 BossEnemy2 and 2 regular Enemies
-			var bossEnemy2 = game.addChild(new BossEnemy2());
-			bossEnemy2.x = 2048 / 2; // Start in the middle of the screen
-			bossEnemy2.y = 2732 / 4; // Start in the upper part of the screen
-			self.enemies.push(bossEnemy2);
-			for (var i = 0; i < 2; i++) {
-				var enemy = game.addChild(new Enemy());
-				enemy.x = Math.random() * (2048 - 100) + 50;
-				enemy.y = Math.random() * (2732 / 2 - 200) + 100;
-				self.enemies.push(enemy);
-			}
+		if (self.waveCount === 4) {
+			// Wave 5: Spawn a BossEnemy instead of regular enemies
+			var bossEnemy = game.addChild(new BossEnemy());
+			bossEnemy.x = 2048 / 2; // Start in the middle of the screen
+			bossEnemy.y = 2732 / 4; // Start in the upper part of the screen
+			self.enemies.push(bossEnemy);
 		} else {
 			// Other waves: Spawn regular enemies
 			for (var i = 0; i < self.enemiesPerWave; i++) {
 				var enemy = game.addChild(new Enemy());
@@ -158,24 +167,8 @@
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
 });
-var Star = Container.expand(function () {
-	var self = Container.call(this);
-	var starGraphics = self.attachAsset('whiteStar', {
-		anchorX: 0.5,
-		anchorY: 0.5
-	});
-	self.speed = Math.random() * 2 + 1; // Random speed between 1 and 3
-	self.move = function () {
-		self.y += self.speed;
-		if (self.y > 2732) {
-			// Reset star position if it moves off the bottom of the screen
-			self.y = -5;
-			self.x = Math.random() * 2048;
-		}
-	};
-});
 
 /**** 
 * Initialize Game
 ****/
@@ -185,8 +178,23 @@
 
 /**** 
 * Game Code
 ****/
+var stars = [];
+for (var i = 0; i < 100; i++) {
+	var star = new Star();
+	star.x = Math.random() * 2048;
+	star.y = Math.random() * 2732;
+	stars.push(star);
+	game.addChild(star);
+}
+// Update the stars in the game tick event
+LK.on('tick', function () {
+	for (var i = 0; i < stars.length; i++) {
+		stars[i].move();
+	}
+	// Existing game tick code...
+});
 var waveManager = game.addChild(new WaveManager());
 var waveCounterTxt = new Text2('Wave: 0', {
 	size: 100,
 	fill: "#ffffff"
@@ -201,25 +209,10 @@
 var enemies = [];
 var heroBullets = [];
 var enemyBullets = [];
 var blocks = [];
-// Initialize the stars array to store Star instances
-var stars = [];
 // Game tick event
 LK.on('tick', function () {
-	// Update stars
-	for (var i = 0; i < stars.length; i++) {
-		stars[i].move();
-	}
-	// Create new stars
-	if (stars.length < 50) {
-		// Limit the number of stars to 50
-		var newStar = new Star();
-		newStar.x = Math.random() * 2048;
-		newStar.y = Math.random() * 2732;
-		stars.push(newStar);
-		game.addChild(newStar);
-	}
 	// Update hero
 	hero.update();
 	// Update enemies
 	for (var i = 0; i < waveManager.enemies.length; i++) {
@@ -304,6 +297,6 @@
 	hero.x = pos.x;
 });
 // Ensure the hero stays within the game boundaries
 Hero.prototype.update = function () {
-	this.x = Math.max(0, Math.min(this.x, 2048 - this.width));
+	this.x = Math.max(50, Math.min(this.x, 2048 - 50));
 };
\ No newline at end of file