.contact-form .loading {
  display: none;
  color: #155724;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  padding: 15px;
  border-radius: 4px;
  text-align: center;
  margin-bottom: 20px;
}

.contact-form .error-message {
  display: none;
  color: #721c24;
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  padding: 15px;
  border-radius: 4px;
  text-align: center;
  margin-bottom: 20px;
}

.contact-form .sent-message {
  display: none;
  color: #155724;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  padding: 15px;
  border-radius: 4px;
  text-align: center;
  margin-bottom: 20px;
}