<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 ----------> <form method = "POST" action="/payment.php" class="form-group" style=""> <div class="container"> <div class="col"> <div class="form-row" style="margin-top: 20px;"> <div class="col"> <input type="text" name="first_name" class="form-control" placeholder="First name" required> </div> <div class="col"> <input type="text" name="last_name" class="form-control" placeholder="Last name" required> </div> </div> </div> <div class="col"> <div class="form-row" style="margin-top: 20px;"> <div class="col"> <input type="email" name="email" class="form-control" placeholder="Your Email" required> </div> <div class="col"> <input type="password" name="password" class="form-control" placeholder="Password" required> </div> </div> </div> <div class="col"> <div class="form-row" style="margin-top: 20px;"> <div class="col"> <input type="tel" name="mobile" class="form-control" placeholder="Mobile" required> </div> <div class="col"> <input type="text" name="adhar" class="form-control" placeholder="Adhar" required> </div> </div> </div> <div class="col"> <input type="submit" name="login" class="btn btn-primary btn-lg" value="SignUp" style="width: 100%;margin-top: 20px; background-color: #a8cf45; border-color: #a8cf45;"> </div> </div> </form>