// close popups with escape key
document.addEventListener("keydown", (event) => {
  if (event.isComposing || event.key === 'Escape') {
    Array.from(document.getElementsByClassName("popup")).forEach(function(x) {
        x.style.display = 'none';
    });
  }
});

// register popup
document.getElementById("register").addEventListener("click", function () {
    registerPopup.style.display = 'flex';
});
// cancel
document.getElementById("registercancel").addEventListener("click", function () {
    registerPopup.style.display = 'none';
});