#popup_window_promo {
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
    display: none
}

#popup_window_content {
  position: fixed;
  text-align: center;
  border-radius: 20px;
  width: 300px;
  box-shadow: 0px 0px 20px #000000;
  height: max-content;
  background: #198754;
  border: none;
  padding: 11px;
  margin: auto;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 10;
}