Jaisocx Tooltip

The Tooltip sites ui tool is able to do this:

Example script

<script>
  const tooltipDarkmode = new Tooltip();
  tooltipDarkmode
    .setEventTargetSelector( "#tooltip-event-trigger" )
    .setCssClasses( "shown_effect_minimize_and_fadeIn with-transition" )
    .setHtml ( "Hello World!" )
    .render();
</script>