How to Play:
A card matching memory game with emoji symbols.

Objective: Match all pairs of emoji cards with the fewest moves.

Gameplay:
1. Click on cards to flip them and reveal emoji symbols
2. Find matching pairs of emojis
3. Cards stay revealed if they match, flip back if they don
4. Match all pairs to win!

Difficulty Levels:
- Easy: 6 pairs (4x3 grid)
- Medium: 9 pairs (6x3 grid)
- Hard: 16 pairs (8x4 grid)

Controls: Click on cards to flip and match pairs.