<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 ----------> <div class="container"> <div class="row align-item-center h-100"> <div class="col-md-6 mx-auto"> <div class="jumbotron"> <p>Hi ranjit </p> </div> </div> </div> </div>

.jumbotron{ background:#d555c5; } p{color:#fff; font-size:25px; text-align:center;}