JSFiddle - React, Tailwind, and code Playground

HTML

<div class="mesTooltips" title='<p style="color:red;">HTML dans la balise title pour une tootip</p><br/><img src="http://tinyurl.com/mmwr6pw"/>'>TOOLTIP</div>

JavaScript

$(function() {
    $( '.mesTooltips' ).tooltip({
      content: function() {
          return $( this ).attr( "title" );
      }
    });
});