.product-img--main {
   position: relative;
  overflow: hidden;
  /* margin-bottom: 30px; */
  width: 600px;
  height: 600px;
  float: left;
  margin: 10px;
}

.product-img--main__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    -webkit-transition: -webkit-transform .5s ease-out;
    transition: -webkit-transform .5s ease-out;
    transition: transform .5s ease-out;
    transition: transform .5s ease-out,-webkit-transform .5s ease-out;
}