#password-btn {
  margin-top: 20px; }

@media (min-width: 768px) {
  #form-message,
  #password-form {
    margin: 0 auto;
    width: 400px; }
  #password-btn {
    margin-top: 0; }
    #password-btn > .btn + .btn {
      margin-top: 20px; } }