body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background-color: #2c3e50;
  overflow: hidden;
  font-family: Arial, sans-serif;
}

.game-container {
  position: relative;
  width: 400px;
  height: 500px;
  background-color: #ecf0f1;
  border: 5px solid #34495e;
  overflow: hidden;
}

#score {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 20px;
  font-weight: bold;
  color: #2c3e50;
}

#ball {
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: #e74c3c;
  border-radius: 50%;
  top: 0;
}

#paddle {
  position: absolute;
  bottom: 10px;
  width: 80px;
  height: 15px;
  background-color: #2980b9;
  border-radius: 5px;
  left: 160px; /* Posisi awal tengah */
}
/* Tambahkan ini di bagian bawah style.css sebelumnya */
#ui-layer {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10;
  color: white;
}

#start-btn {
  padding: 10px 20px;
  font-size: 18px;
  cursor: pointer;
  background-color: #27ae60;
  color: white;
  border: none;
  border-radius: 5px;
  transition: 0.3s;
}

#start-btn:hover {
  background-color: #2ecc71;
  transform: scale(1.1);
}

/* Efek kedip saat skor bertambah */
.score-flash {
  color: #f1c40f !important;
  transform: scale(1.2);
  transition: 0.2s;
}