img[data-spai] {
    opacity: 0;
}

div.woocommerce-product-gallery img[data-spai] {
    opacity: 1;
}

img[data-spai-eager],
img[data-spai-upd] {
    transition: opacity .5s linear .2s;
    -webkit-transition: opacity .5s linear .2s;
    -moz-transition: opacity .5s linear .2s;
    -o-transition: opacity .5s linear .2s;
    opacity: 1;
}

.opacity-01-img {
    transition: opacity .5s linear .2s !important;
    -webkit-transition: opacity .5s linear .2s !important;
    -moz-transition: opacity .5s linear .2s !important;
    -o-transition: opacity .5s linear .2s !important;
    opacity: 1 !important;
}