div#DialogHG.sichtbar {
	display:block;
}
div#DialogHG div.DialogHeader :first-child {
	margin-top: 0.5em;
}
/** der Hintergrund, also das abgedimmte, liegt über dem gesamten Fenster */
div#DialogHG {
  display: none;  /* Hidden by default  */
  position: fixed; /* Stay in place */
  z-index: 3000; /* Das Menü oben hat 2000 */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  overflow: auto; /* Enable scroll if needed */
  background-color: rgb(0,0,0); /* Fallback color */
  background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
}
div#DialogHG div.Dialog {
  display: none;  /* Hidden by default  */
	background-color: white;
  box-shadow: 0 0 9px 0 black;
  margin: 5% auto; /* 15% from the top and centered */
  padding: 20px;
  /*! border: 4px solid #666; */
  border-radius: 1em;
  width: 90%; /* Could be more or less, depending on screen size */
  /* etwas schmaler als das Hauptfenster */
  max-width: 1125px;
}

div#DialogHG div.Dialog.sichtbar {
	display:block;
}