/**** 
* Classes
****/ 
// BackgroundContainer class
var BackgroundContainer = Container.expand(function () {
	var self = Container.call(this);
	var background = self.attachAsset('background', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2,
		width: 2048,
		height: 2732
	});
});
// Coin class
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self._move_migrated = function () {
		self.x += self.speed;
	};
});
// Coinsplosion class
var Coinsplosion = Container.expand(function () {
	var self = Container.call(this);
	var coinsplosionGraphics = self.attachAsset('coinsplosion', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.show = function () {
		self.visible = true;
		LK.setTimeout(function () {
			self.visible = false;
		}, 150);
	};
});
// ForegroundContainer class
var ForegroundContainer = Container.expand(function () {
	var self = Container.call(this);
});
// Ink class
var Ink = Container.expand(function () {
	var self = Container.call(this);
	var inkGraphics = self.attachAsset('ink', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.ySpeed = 20; // Initialize y speed at the root of the class
	self.fadeOut = function () {
		var moveInterval = LK.setInterval(function () {
			self.y += self.ySpeed; // Move the ink based on y speed
			self.ySpeed *= 0.9; // Decrease y speed per movement
		}, 1);
		var fadeInterval = LK.setTimeout(function () {
			var fadeInterval = LK.setInterval(function () {
				inkGraphics.alpha -= 0.03;
				if (inkGraphics.alpha <= 0) {
					LK.clearInterval(fadeInterval);
					LK.clearInterval(moveInterval);
					self.destroy();
				}
			}, 1);
		}, 300); // Delay of 1 second before the ink starts fading away
	};
});
// MidgroundContainer class
var MidgroundContainer = Container.expand(function () {
	var self = Container.call(this);
});
// Obstacle class
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	self.scored = false;
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = gameVariables.enemySpeed;
	self.acceleration = gameVariables.enemyAcceleration; // Initialize acceleration for the enemies
	self._move_migrated = function () {
		self.x += self.speed;
		self.speed += self.acceleration; // Add acceleration to the enemy's speed
		self.y += Math.sin(self.x / 100) * 5; // Add oscillation to the enemy's movement
	};
});
// Assets will be automatically created based on usage in the code.
// Player class
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		shape: 'circle'
	});
	self.jumpSpeed = gameVariables.jumpSpeed;
	self.gravity = gameVariables.gravity;
	self.acceleration = gameVariables.acceleration;
	self.velocityY = gameVariables.velocityY;
	self.isJumping = gameVariables.isJumping;
	self.jump = function () {
		if (!self.isJumping) {
			self.velocityY = self.jumpSpeed;
			self.isJumping = true;
		}
	};
	self._update_migrated = function () {
		self.y += self.velocityY;
		self.velocityY += self.gravity;
		self.gravity += self.acceleration;
		// Prevent player from falling below the ground
		if (self.y > 2732 - playerGraphics.height / 2) {
			self.y = 2732 - playerGraphics.height / 2;
			self.isJumping = false;
			self.velocityY = gameVariables.velocityY;
			self.gravity = gameVariables.gravity;
			self.acceleration = gameVariables.acceleration;
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 // Init game with black background
});

/**** 
* Game Code
****/ 
var backgroundContainer = game.addChild(new BackgroundContainer());
LK.playMusic('backgroundMusic');
var midgroundContainer = game.addChild(new MidgroundContainer());
var foregroundContainer = game.addChild(new ForegroundContainer());
var background = backgroundContainer.addChild(LK.getAsset('background', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 / 2,
	y: 2732 / 2,
	width: 2048,
	height: 2732
}));
// Game Variables class
var GameVariables = function GameVariables() {
	this.jumpSpeed = -15;
	this.gravity = 0.15;
	this.acceleration = 0.003;
	this.enemySpeed = -15;
	this.enemyAcceleration = -0.1; // Add enemyAcceleration to the GameVariables class
	this.coinSpeed = 12; // Set coin speed as a static value
	this.velocityY = 0;
	this.isJumping = false;
};
var gameVariables = new GameVariables();
var spawnSide = 'right';
var coinSpawnSide = 'left';
var player = foregroundContainer.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 / 2;
var obstacles = [];
var coins = [];
var scoreTxt = new Text2('0', {
	size: 200,
	fill: "#ffffff",
	align: "center",
	stroke: '#000000',
	strokeThickness: 10
});
scoreTxt.anchor.set(0.5, 0.5);
scoreTxt.x = 2048 / 2;
scoreTxt.y = 150;
midgroundContainer.addChild(scoreTxt);
game.on('down', function (x, y, obj) {
	// Make the player jump 200 pixels upwards
	player.y -= 300;
	// Reset the player's speed to its initial state
	player.velocityY = gameVariables.velocityY;
	player.gravity = gameVariables.gravity;
	player.acceleration = gameVariables.acceleration;
	// Play the 'Float' sound
	LK.getSound('Float').play();
	// Generate Ink asset
	var ink = midgroundContainer.addChild(new Ink());
	ink.x = player.x;
	ink.y = player.y + 100;
	ink.fadeOut();
	// Spawn new obstacles
	var newObstacle = new Obstacle();
	if (spawnSide === 'right') {
		newObstacle.x = 2048;
		newObstacle.speed = gameVariables.enemySpeed;
		newObstacle.acceleration = gameVariables.enemyAcceleration; // Set acceleration for enemies spawning from the right
		newObstacle.scored = false;
		spawnSide = 'left';
	} else {
		newObstacle.x = 0;
		newObstacle.speed = -gameVariables.enemySpeed;
		newObstacle.acceleration = -gameVariables.enemyAcceleration; // Set negative acceleration for enemies spawning from the left
		newObstacle.scale.x = -1; // Flip the fish on its x-axis
		newObstacle.scored = false;
		spawnSide = 'right';
	}
	newObstacle.y = Math.random() * (2732 - newObstacle.height - 100) + 130; // Position at a random height on the screen with 200 pixels padding from top and bottom
	obstacles.push(newObstacle);
	game.addChild(newObstacle);
	// Play the 'Fish' sound
	LK.getSound('Fish').play();
	// Increment score
	LK.setScore(LK.getScore() + 1);
	scoreTxt.setText(LK.getScore());
	// Spawn a coin every time the score increments by 10
	if (LK.getScore() % 10 === 0) {
		var newCoin = new Coin();
		if (coinSpawnSide === 'left') {
			newCoin.x = 0;
			newCoin.speed = gameVariables.coinSpeed; // Set coin speed as a negative value
			coinSpawnSide = 'right';
		} else {
			newCoin.x = 2048;
			newCoin.speed = -gameVariables.coinSpeed; // Set coin speed as a static value
			coinSpawnSide = 'left';
		}
		newCoin.y = Math.random() * (2732 - newCoin.height - 100) + 100;
		coins.push(newCoin);
		game.addChild(newCoin);
		// Play the 'CoinGen' sound
		LK.getSound('CoinGen').play();
	}
	// Increase the size of the score text by 20%
	scoreTxt.scale.set(1.3);
	// Return the size of the score text to its original size after 100ms
	LK.setTimeout(function () {
		scoreTxt.scale.set(1);
	}, 100);
});
LK.on('tick', function () {
	player._update_migrated();
	// Check if any part of the player touches the top or bottom side of the screen
	if (player.y - player.height / 2 <= 0 || player.y + player.height / 2 >= 2732) {
		LK.effects.flashScreen(0xff0000, 1000);
		LK.showGameOver();
	}
	obstacles.forEach(function (obstacle, index) {
		obstacle._move_migrated();
		if (obstacle.x < -100) {
			// Remove obstacle if it moves off screen
			obstacle.destroy();
			obstacles.splice(index, 1);
		}
		if (player.intersects(obstacle)) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
	});
	coins.forEach(function (coin, index) {
		coin._move_migrated();
		if (coin.x < -100) {
			// Remove coin if it moves off screen
			coin.destroy();
			coins.splice(index, 1);
		}
		if (player.intersects(coin)) {
			// Increase the score by 3 when the player collects a coin
			LK.setScore(LK.getScore() + 3);
			scoreTxt.setText(LK.getScore());
			// Show Coinsplosion
			var coinsplosion = game.addChild(new Coinsplosion());
			coinsplosion.x = coin.x;
			coinsplosion.y = coin.y;
			coinsplosion.show();
			// Play the 'CoinCollect' sound
			LK.getSound('CoinCollect').play();
			// Remove the coin
			coin.destroy();
			coins.splice(index, 1);
		}
	});
	// Update and display the score
	scoreTxt.setText(LK.getScore());
});

===================================================================
--- original.js
+++ change.js
@@ -132,8 +132,9 @@
 /**** 
 * Game Code
 ****/ 
 var backgroundContainer = game.addChild(new BackgroundContainer());
+LK.playMusic('backgroundMusic');
 var midgroundContainer = game.addChild(new MidgroundContainer());
 var foregroundContainer = game.addChild(new ForegroundContainer());
 var background = backgroundContainer.addChild(LK.getAsset('background', {
 	anchorX: 0.5,