<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <h1></h1> <h2></h2> <h2></h2> <h2></h2> <h2></h2> <h2></h2>

body { counter-reset: section;} h2{background-color:Red; position:relative ; padding:20px 0;} h2::before {counter-increment: section; content:counter(section);font-size:50px; position:absolute; left:50%; color:#fff; font-weight:bold; top:-8px; margin-left:-3px; }