Align Modal Dialog Vertically Center - HTML CSS Bootstrap

HTML CSS examples for Bootstrap:Modal

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  4. Modal

Description

Align Modal Dialog Vertically Center

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
 <head> 
  <title>Center Align Bootstrap Modal Vertically</title> 
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"> 
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css"> 
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script> 
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> 
  <script type="text/javascript">
$(document).ready(function(){
    function alignModal(){<!--  ww  w  .j a va 2  s  . com-->
        var modalDialog = $(this).find(".modal-dialog");
        modalDialog.css("margin-top", Math.max(0, ($(window).height() - modalDialog.height()) / 2));
    }
    $(".modal").on("shown.bs.modal", alignModal);
    $(window).on("resize", function(){
        $(".modal:visible").each(alignModal);
    });   
});
</script> 
 </head> 
 <body> 
  <div> 
   <a href="#myModal" class="btn btn-lg btn-primary" data-toggle="modal">Launch Demo Modal</a> 
   <div id="myModal" class="modal"> 
    <div class="modal-dialog"> 
     <div class="modal-content"> 
      <div class="modal-header"> 
       <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button> 
       <h4 class="modal-title">Confirmation</h4> 
      </div> 
      <div class="modal-body"> 
       <p>Do you want to save changes you made to document before closing?</p> 
       <p class="text-warning"><small>If you don't save, your changes will be lost.</small></p> 
      </div> 
      <div class="modal-footer"> 
       <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> 
       <button type="button" class="btn btn-primary">Save changes</button> 
      </div> 
     </div> 
    </div> 
   </div> 
  </div>   
 </body>
</html>

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