woo-gallery.css

.woocommerce #content div.product div.images,
.woocommerce div.product div.images,
.woocommerce-page #content div.product div.images,
.woocommerce-page div.product div.images {
    width: 100%;
    float: none
}
.woocommerce div.product .woocommerce-product-gallery--columns-4 .flex-control-thumbs li:nth-child(4n+1) {
    clear: none
}
.thumbnails-slider {
    margin-top: 20px;
    position: relative
}
.thumbnails-slider .flex-direction-nav {
    list-style: none;
    margin: 0
}
.thumbnails-slider .flex-direction-nav li {
    padding: 0
}
.thumbnails-slider .flex-direction-nav .flex-prev,
.thumbnails-slider .flex-direction-nav .flex-next {
    position: absolute;
    top: 50%;
    margin-top: -20px;
    width: 44px;
    height: 44px;
    line-height: 40px;
    border: 2px solid currentColor;
    text-align: center;
    font-size: 20px;
    background: rgba(255, 255, 255, 0.5)
}
.thumbnails-slider .flex-direction-nav .flex-prev {
    left: 0
}
.thumbnails-slider .flex-direction-nav .flex-next {
    right: 0
}
.flex-control-nav {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: nowrap;
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap
}