#bau-cua-wrapper{text-align:center;margin:30px auto}
.bau-cua-slots{display:flex;justify-content:center;gap:20px}
.slot{width:200px;height:200px;border-radius:16px;background:#fff;border:2px solid #fff;overflow:hidden}
.slot img{width:100%;height:100%;object-fit:contain}
.spin{animation:spin .2s linear infinite}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.countdown{margin-top:15px;font-weight:bold;color:#b64935; font-size: 20px;}
.bau-cua-title {
  text-align: center;
  font-size: 26px;
  font-weight: bold;
  margin-bottom: 2px;
  color: #b64935;
  letter-spacing: 1px;
}