.product-item-image-container {
    position: relative;
    overflow: hidden;
}
.product-item-image-container .image-primary,
.product-item-image-container .image-secondary {
    display: block;
    width: 100%;
    height: auto;
    transition: opacity 0.3s ease-in-out;
}
.product-item-image-container .image-secondary {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
}
.product-item-image-container:hover .image-primary {
    opacity: 0;
}
.product-item-image-container:hover .image-secondary {
    opacity: 1;
}