.quantity-popup-overlay{display:none;position:fixed;z-index:9999;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.5)}.quantity-popup-content{background-color:#fff;padding:20px;border-radius:8px;max-width:400px;margin:10% auto;text-align:center;position:relative}.close-popup{position:absolute;top:10px;right:15px;cursor:pointer;font-size:24px}.quantity-popup-content h3{margin-top:0;color:#e63946}