.swiper-button-prev::after{
  content: url("//levi.jp/cdn/shop/t/49/assets/lvc-slide-previous.png?v=151589526609650592151790145285");
}
.swiper-button-next::after{
  content: url("//levi.jp/cdn/shop/t/49/assets/lvc-slide-next.png?v=45504823055105212781790145284");
}