#popup-section{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:9999;background-color:white;padding:20px;box-shadow:0 5px 15px rgba(0,0,0,0.3)}#popup-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.5);z-index:9998}