#popup {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 0;
background-color: rgba(0, 0, 0, 0.5);
display: none;
}

#popup iframe {
position: absolute;
top:50%;
left: 50%;
transform: translate(-50%, -50%);
width: 100%;
height: 100%;
}

// Function to display the popup
function showPopup() {
document.getElementById(“popup”).style.display = “block”;
}

// Call the showPopup function when the page loads
window.addEventListener(“load”, showPopup);