.close {
  float: right;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: #000;
  text-shadow: 0 1px 0 #fff;
  opacity: 0.5;
}
form .error {
  color: red;
  font-size: 16px;
  width: 100%;
}