.game-board {
  width: 350px;
  padding: 20px;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.cell {
  height: 100px;
  background: #ffffff;
  border-radius: 12px;
  font-size: 45px;
  font-weight: bold;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
  box-shadow: 0 0 8px rgba(255,255,255,0.2);
}

.cell:hover {
  background: #0d6efd;
  color: white;
  transform: scale(1.05);
}

.winner {
  background-color: #06d6a0 !important;
  color: white !important;
}

body {
  background: #0f0f0f !important;
}