.slide-top {
  -webkit-animation: slide-top 3s cubic-bezier(0.445, 0.05, 0.55, 0.95) infinite alternate both;
  animation: slide-top 3s cubic-bezier(0.445, 0.05, 0.55, 0.95) infinite alternate both;
}

/* *
 * ----------------------------------------
 * animation slide-top
 * ----------------------------------------
  */

@keyframes slide-top {
  0% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  60% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  70% {
    -webkit-transform: translateY(10px);
    transform: translateY(10px);
  }
  80% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  90% {
    -webkit-transform: translateY(10px);
    transform: translateY(10px);
  }
  100% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
}