#imageGallery {
  overflow:hidden;
  white-space:nowrap;
  display:inline;
  float:left;
}


.scrollBtn {
  width:30px;
  height:74px;
  white-space:nowrap;
  float:left;
}

@keyframes slideInLeft {
  from {
    transform:translate3d(-100%, 0, 0);
    visibility:visible;
  }
  to {
    transform:translate3d(0, 0, 0);
  }
}

.slideInLeft {
  animation-name:slideInLeft;
}