<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/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 ----------> <center> <div class="container"> <form action="/action_page.php" class="form-vertically"> <div class="form-group"> <label for="name"> Name: </label> <input type="text" required="" placeholder="Enter First Name"> <label for="name"> Name: </label> <input type="text" required="" placeholder="Enter username"><br> <label for="name">Email- </label> <input type="test" required=""> <label for="name"> Birthdate. </label> <input type="date"><br> <button type="button">Submit </button> </div> </form> </div> </center>