.unsubscribe.loader{cursor: not-allowed;}
.unsubscribe.loader:before{
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  border-radius: 50%;
  border: 2px solid white;
  border-left-color: transparent;
  border-top-color: transparent;
  animation: loading 1s linear infinite;
}