Bootstrap 3 Popover avec html contenu

<!DOCTYPE html>
<html lang="fr">
<head>
	<title>Bootstrap 3 Popover with html content</title>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<meta name="keyword" content="Bootstrap 3 Popover with html content">
	<meta name="author" content="Mezgani said">
	<meta name="copyright" content="NGLESSON">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
	<link href="style.css" rel="stylesheet" type="text/css">
</head>
<body>
<div class="container">
  <div class="pt-5">
    <h1>Bootstrap 3 Popover with html content</h1> 
	<p>Click the Icon to see the popover</p>
	<div class="popover-block-container">
	  <button tabindex="0" type="button" class="popover-icon" data-popover-content="#unique-id" data-toggle="popover" data-placement="bottom">
		<i class="fa fa-info-circle"> info</i>
	  </button>
	  <div id="unique-id" style="display:none;">
		<div class="popover-body text-center">
		  Lorem ipsum dolor sit amet, consectetur adipiscing elit. Duis libero ipsum, imperdiet 
		  <a class="btn btn-sm btn-primary" href="https://www.nglesson.com/">Click</a>
		</div>
	  </div>
	</div>
  </div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
<script type="text/javascript" src="script.js"></script>
</body>
</html>
body {
  padding: 20px;
  text-align: center;
}
.popover-icon {
	background: none;
	color: none;
	border: none;
	padding: 0;
	outline: none;
	cursor: pointer;
}
.popover-icon i {
	color: #000;
	text-align: center;
	margin-top:4px;
}
.popover-header {
   display: none;
}
.popover {
	max-width: 306.6px;
	border-radius: 6px;
	border: none;
	box-shadow: 0 0 6px 1px #eee;
}
.popover-body {
	border: none;
	padding: 20px 49.4px 24px 24px;
	color: #999;
	font-size: 15px;
	font-style: italic;
	z-index: 2;
	line-height: 1.53;
	letter-spacing: 0.1px;
}
.popover-close {
	position: absolute;
	top: 5px;
	right: 10px;
	opacity: 1;
}
.fa-info-circle {
	font-size: 16px;
	font-weight: bold;
	color: #000;
}
$(document).ready(function(){
    $("[data-toggle=popover]").popover({
        html : true,
        trigger: 'focus',
        content: function() {
            var content = $(this).attr("data-popover-content");
            return $(content).children(".popover-body").html();
        }
    });   
});