div.popup, div.popup_active {
  position: absolute;
  z-index: 1099;
  display: none;
  width: 300px;
  font-size: 11px;
  padding: 3px;
  color: #666;
  background: #fafafa;
  border: 1px solid #C3C3C3
}
div.popup_active { display: block }