.woocommerce ul.products li.product{position:relative}.woocommerce ul.products li.product.outofstock img{filter:grayscale(100%);opacity:0.6}.woocommerce ul.products li.product.outofstock::before{content:"Agotado";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;color:#000;padding:12px 20px;font-size:16px;font-weight:700;letter-spacing:2px;z-index:9;border-radius:4px}