body {
  font-family: Arial, sans-serif;
  padding: 20px;
  background: #fafafa;
}

h1 {
  color: #d1410c;
}

label {
  display: block;
  margin-top: 10px;
}

.section {
  margin-bottom: 20px;
}

button {
  background: #d1410c;
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 6px;
}

button:hover {
  background: #b6370a;
}

#total {
  font-weight: bold;
  margin-top: 15px;
}