@media(min-width: 300px) and (max-width: 576px)
{
  .owl-item
    {
      /* width:280px!important; */
      /* overflow:hidden!important;
      height:400px!important;
      overflow-y:hidden!important; */
    }
  .item
    {
      /* width:280px; */
    }
  .item img
    {
      /* margin-right:1em;
      margin-left:1em; */
    }
}