body {
  font-family: Arial, sans-serif;
  margin: 20px;
  background: #f9f9f9;
  color: #333;
}

header h1 {
  text-align: center;
  margin-bottom: 30px;
  color: #2a5d84;
}

.loyalty-section {
  display: flex;
  justify-content: space-around;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.item {
  background: white;
  border-radius: 8px;
  padding: 15px;
  width: 200px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  margin-bottom: 20px;
  text-align: center;
}

.stamps {
  font-size: 28px;
  margin: 15px 0;
  user-select: none;
}

button {
  background-color: #2a5d84;
  color: white;
  border: none;
  border-radius: 4px;
  padding: 10px 15px;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  background-color: #1e425c;
}

#qr-scanner-section {
  text-align: center;
  margin-bottom: 30px;
}

#qr-result {
  margin-top: 10px;
  font-weight: bold;
  color: #2a5d84;
}

#reset-button {
  display: block;
  margin: 0 auto;
  padding: 12px 20px;
}