@keyframes rotateY {
  from {
    transform: rotateY(0deg);
  }
  to {
    transform: rotateY(360deg);
  }
}

.animated-icon {
  width: 78px;
  height: 94px;
  background-image: url('smclogo.png'); /* A kép */
  background-size: cover;
  display: inline-block;
  animation: rotateY 1.5s linear infinite;
  transform-style: preserve-3d;
  backface-visibility: visible; /* A hátsó rész is látszik */
}