#stamp-duty-calc {
  background: #f9f9f9;
  padding: 20px;
  border-radius: 8px;
  max-width: 500px;
  margin: 20px auto;
  font-family: sans-serif;
}

#stamp-duty-calc input,
#stamp-duty-calc select {
  width: 100%;
  margin-top: 8px;
  padding: 8px;
  margin-bottom: 12px;
  border-radius: 4px;
  border: 1px solid #ccc;
}

#stamp-duty-calc button {
  width: 100%;
  padding: 10px;
  background-color: #2a9d8f;
  color: white;
  font-size: 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.sdc-result {
  background: #e6f7ff;
  padding: 10px;
  margin-top: 20px;
  border-radius: 6px;
}