<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<h1>CSS Simple </h1>
<div class="demo">
<p><a href="#" data-tooltip="I’m the tooltip text.">I’m a link with a tooltip.</a></p>
<p><button data-tooltip="I’m the tooltip text.">I’m a button with a tooltip</button></p>
</div>
/**
* Demo styles
* Not needed for tooltips to work
*/
/* `border-box`... ALL THE THINGS! */
html {
box-sizing: border-box;
}
*,
*:before,
*:after {
box-sizing: inherit;
}
body {
margin: 64px auto;
text-align: center;
font-size: 100%;
max-width: 640px;
width: 94%;
}
a:hover {
text-decoration: none;
}
header,
.demo,
.demo p {
margin: 4em 0;
text-align: center;
}
/**
* Tooltip Styles
*/
/* Add this attribute to the element that needs a tooltip */
[data-tooltip] {
position: relative;
z-index: 2;
cursor: pointer;
}
/* Hide the tooltip content by default */
[data-tooltip]:before,
[data-tooltip]:after {
visibility: hidden;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
filter: progid: DXImageTransform.Microsoft.Alpha(Opacity=0);
opacity: 0;
pointer-events: none;
}
/* Position tooltip above the element */
[data-tooltip]:before {
position: absolute;
bottom: 150%;
left: 50%;
margin-bottom: 5px;
margin-left: -80px;
padding: 7px;
width: 160px;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
border-radius: 3px;
background-color: #000;
background-color: hsla(0, 0%, 20%, 0.9);
color: #fff;
content: attr(data-tooltip);
text-align: center;
font-size: 14px;
line-height: 1.2;
}
/* Triangle hack to make tooltip look like a speech bubble */
[data-tooltip]:after {
position: absolute;
bottom: 150%;
left: 50%;
margin-left: -5px;
width: 0;
border-top: 5px solid #000;
border-top: 5px solid hsla(0, 0%, 20%, 0.9);
border-right: 5px solid transparent;
border-left: 5px solid transparent;
content: " ";
font-size: 0;
line-height: 0;
}
/* Show tooltip content on hover */
[data-tooltip]:hover:before,
[data-tooltip]:hover:after {
visibility: visible;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
filter: progid: DXImageTransform.Microsoft.Alpha(Opacity=100);
opacity: 1;
}