.rf-loan-box {
  background: #f7f7f7;
  padding: 25px;
  border-radius: 8px;
  max-width: 420px;
}

.rf-loan-box label {
  display: block;
  margin-bottom: 15px;
  font-weight: 600;
}

.rf-loan-box input {
  width: 100%;
  margin-top: 6px;
}

.rf-chf {
  font-size: 24px;
  margin-bottom: 15px;
}

.rf-result {
  font-size: 20px;
  margin: 20px 0;
}

#rf-submit {
  width: 100%;
  padding: 12px;
  background: #000;
  color: #fff;
  border: none;
  cursor: pointer;
}

#rf-submit:hover {
  background: #333;
}

.rf-note {
  font-size: 13px;
  margin-top: 15px;
  color: #666;
}