body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #fff8f0;
  margin: 0;
  padding: 20px;
}

h1 {
  color: #b22222;
}

#game {
  margin-top: 20px;
}

.buttons button {
  margin: 10px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}

#result {
  margin-top: 15px;
  font-weight: bold;
  font-size: 18px;
}

#steakArea {
  margin: 20px auto;
  width: 200px;
  height: 200px;
  background: #ddd;
  border: 3px solid #333;
  display: flex;
  justify-content: center;
  align-items: center;
}

#steak {
  width: 120px;
  height: 80px;
  background: #D22828; /* 初始全生 */
  border-radius: 50% 50% 40% 60%;
}

/* Modal 視窗 */
.modal {
  position: fixed;
  z-index: 10;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: white;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
  max-width: 400px;
}