#custom-popup{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);display:flex;justify-content:center;align-items:center;z-index:9999}#custom-popup-content{background:#fff;padding:20px;border-radius:5px;max-width:80%;max-height:80%;overflow-y:auto}