.product-single .woocommerce-product-gallery .product-thumbnails .slick-track {
  width: 100% !important;
}
.product-single .woocommerce-product-gallery .product-thumbnails .slick-track .slick-slide {
  min-width: 65px;
  min-height: 65px;
}
.product-single .woocommerce-product-gallery .product-thumbnails .slick-track .slick-slide img {
  min-width: 65px;
  min-height: 65px;
}