.custom-sale-badge {
position: absolute;
top: 10px; 
left: 20px; 
background-color: rgba(0, 0, 0, 0.7); 
color: #fff; 
padding: 5px 10px;
font-size: 20px; 
border-radius: 5px;
z-index: 10; 
}
.woocommerce-product-gallery {
position: relative;
}