body {
  font-family: 'Arial', sans-serif;
  text-align: center;
  background-color: #fff3e6;
  padding: 20px;
}

h1 {
  color: #d32f2f;
}

.instruction {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: #333;
}

.apple-box {
  border: 3px dashed #a5d6a7;
  padding: 20px;
  border-radius: 15px;
  max-width: 500px;
  margin: 0 auto 20px;
  background-color: #ffffff;
}

.apple-area {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 10px;
}

.apple {
  font-size: 40px;
  margin: 5px;
}

#option-instruction {
  font-size: 1.2rem;
  margin-top: 20px;
  margin-bottom: 10px;
  color: #333;
}

.option-btn {
  font-size: 1.2rem;
  padding: 10px 20px;
  margin: 10px;
  background-color: #ffe0b2;
  border: none;
  border-radius: 10px;
  cursor: pointer;
}

.option-btn:hover {
  background-color: #ffcc80;
}

.feedback {
  font-size: 1.2rem;
  font-weight: bold;
  margin-top: 20px;
}

.back-button {
  display: inline-block;
  margin-top: 30px;
  color: #333;
  text-decoration: none;
  font-size: 1rem;
  padding: 8px 16px;
  background-color: #c8e6c9;
  border-radius: 8px;
}

.back-button:hover {
  background-color: #a5d6a7;
}