Stylish Login Page in BootStrap

Include the necessary CSS and JS from online

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
   <head>
      <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
      <meta name="viewport" content="width=device-width, initial-scale=1">
      <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
      <title>Stylish Login Page</title>
      <!-- Latest compiled and minified CSS -->
      <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
      <!-- Optional theme -->
      <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap-theme.min.css">
      <!-- Normalize -->
      <link rel="stylesheet" href="normalize.css">
      <!-- Latest compiled and minified JavaScript -->
      <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
      <!-- Latest compiled and minified jquery 1.11.3 JavaScript -->
      <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
      <style type="text/css">
         @import url(http://fonts.googleapis.com/css?family=Raleway:600);
         body {
             background-color: #000;
             margin: 0;
             padding: 0;
             height: 100%;
             width: 100%;
         }
         span {
             color: #fff;
             font-family: 'Raleway', sans-serif;
             font-size: 18px;
         }
         p {
             color: #fff;
             font-family: 'Raleway', sans-serif;
             font-size: 12px;
         }
         .col-centered {
             float: none;
             margin: 0 auto;
             margin-top: 250px;
         }
         .wrath-content-box {
             padding: 15px;
         }
         </style>
         </head>
         <body >
         <div class="container-fluid">
           <div class="row">
             <div class="col-lg-4 col-centered table-bordered ">
               <div class="wrath-content-box"> <span>Sign In</span> </div>
               <div class="wrath-content-box">
                 <div class="input-group"> <span class="input-group-addon btn-primary" id="basic-addon1"><span class="glyphicon glyphicon-user"></span></span>
                   <input type="text" class="form-control" placeholder="Username" />
                 </div>
                 <div class="clearfix"></div>
                 <br />
                 <div class="input-group"> <span class="input-group-addon btn-primary"" id="basic-addon1"><span class="glyphicon glyphicon-lock"></span> </span>
                   <input type="password" class="form-control" placeholder="Password" />
                 </div>
                 <div class="clearfix"></div>
                 <br />

                 <div class="col-sm-6 text-right">

                     <div class="form-group text-right">
                       <input type="submit" class="btn btn-success btn-sm form-control" value="Sign In" />

                     </div>

                 </div>
                  <div class="col-sm-6 text-right">

                     <div class="form-group text-right">
                       <input type="submit" class="btn btn-danger btn-sm form-control" value="cancel" />

                     </div>

                 </div>
              <div class="clearfix"></div>
            </div>
          </div>
        </div>
      </div>
   </body>
</html>