.ba-icon-close {
 border-radius: 50%;
  -webkit-transition: -webkit-transform 0.8s ease-in-out;
  transition: transform 0.8s ease-in-out;
}

.ba-icon-close:hover {
 -webkit-transform: rotate(360deg);
          transform: rotate(360deg);
}
.ba-icon-close:before {
  font-size: 66px;
}