.product-container .product_img_link .img-front{ display:block; opacity:1; transition:opacity 0.3s; padding:15px; }
.product-container .product_img_link .img-hover{ display:block; opacity:0; transition:opacity 0.3s; position:absolute; top:0; }
.product-container .product_img_link:hover .img-front{ opacity:0; }
.product-container .product_img_link:hover .img-hover{ opacity:1; }

.invert-img .product-container .product_img_link .img-hover{ display:block; opacity:1; transition:opacity 0.3s; padding:0; position:initial; }
.invert-img .product-container .product_img_link .img-front{ display:block; opacity:0; transition:opacity 0.3s; position:absolute; top:0; padding:15px; }
.invert-img .product-container .product_img_link:hover .img-hover{ opacity:0; }
.invert-img .product-container .product_img_link:hover .img-front{ opacity:1; }

#product .zphi-promote-video-wrapper{
   position: relative;
   box-sizing: border-box;
   height: 0;
   padding-bottom: 56%;
}

#product .zphi-promote-video-wrapper iframe{
   width: 100%;
   height: auto;
   margin: 0;
   position: absolute;
   top: 0;
   left: 0;
   height: 100%;
   line-height: 1;
   box-sizing: border-box;
}