===================================================================
--- original.js
+++ change.js
@@ -80,28 +80,15 @@
 			board[i][j] = null;
 		}
 	}
 }
-// Add optionbackground asset to the start screen
-var optionBackground = game.attachAsset('optionbackground', {
+// Add background asset to the game
+var background = game.attachAsset('background', {
 	anchorX: 0.5,
 	anchorY: 0.5,
-	x: 2048 / 2,
-	y: 2732 / 2
+	x: boardOffsetX + 1.5 * cellSize,
+	y: boardOffsetY + 1.5 * cellSize
 });
-// Add two option assets inside the optionbackground
-var option1 = optionBackground.attachAsset('option', {
-	anchorX: 0.5,
-	anchorY: 0.5,
-	x: optionBackground.width / 2,
-	y: optionBackground.height / 2 - 150
-});
-var option2 = optionBackground.attachAsset('option', {
-	anchorX: 0.5,
-	anchorY: 0.5,
-	x: optionBackground.width / 2,
-	y: optionBackground.height / 2 + 150
-});
 // Initialize the board
 for (var i = 0; i < 3; i++) {
 	board[i] = [];
 	for (var j = 0; j < 3; j++) {
@@ -159,10 +146,9 @@
 			}
 		}
 	}
 	if (!isTwoPlayerMode && emptyCells.length > 0) {
-		var randomIndex = Math.floor(Math.random() * emptyCells.length);
-		var move = emptyCells[randomIndex];
+		var move = getBestMove(emptyCells, aiMoves, playerMoves);
 		var cross = new Cross();
 		cross.x = boardOffsetX + move[1] * cellSize + cellSize / 2;
 		cross.y = boardOffsetY + move[0] * cellSize + cellSize / 2;
 		// Add delay for AI move
@@ -182,8 +168,32 @@
 			}
 		}, 1000);
 	}
 }
+function getBestMove(emptyCells, aiMoves, playerMoves) {
+	// AI strategy: 
+	// 1. Check if AI can win in the next move
+	// 2. Check if the player can win in the next move
+	// 3. Take the center cell if it's free
+	// 4. Take a random cell
+	for (var i = 0; i < emptyCells.length; i++) {
+		var testMoves = aiMoves.concat([emptyCells[i]]);
+		if (checkWin(testMoves)) {
+			return emptyCells[i];
+		}
+	}
+	for (var i = 0; i < emptyCells.length; i++) {
+		var testMoves = playerMoves.concat([emptyCells[i]]);
+		if (checkWin(testMoves)) {
+			return emptyCells[i];
+		}
+	}
+	if (board[1][1] === null) {
+		return [1, 1];
+	}
+	var randomIndex = Math.floor(Math.random() * emptyCells.length);
+	return emptyCells[randomIndex];
+}
 // Handle game down event
 game.down = function (x, y, obj) {
 	if (currentPlayer === 'player') {
 		handlePlayerMove(x, y);