CODE EXAMPLE FOR HTML

Bootstrap tooltip

<a href="#" data-toggle="tooltip" data-placement="top" title="Hooray!">Hover</a>
<a href="#" data-toggle="tooltip" data-placement="bottom" title="Hooray!">Hover</a>
<a href="#" data-toggle="tooltip" data-placement="left" title="Hooray!">Hover</a>
<a href="#" data-toggle="tooltip" data-placement="right" title="Hooray!">Hover</a>