<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 ---------->
<html>
<head>
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.css" type="text/css" relative="stylesheet">
<!-- Include the above in your HEAD tag -->
<title> heart Animation</title>
</head>
<body>
<div class="container">
<div clas="animation">
<h1>Heart Animation Using Css keyframe</h1>
<div class="heart_img"><img src="https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSH9AvU2jt3jAVK90LFSayYrHnC_XrC1JnrpHoOND1kAXfVYDxA-Q" alt="heaert"></div>
</div>
</div>
</body>
</html>
