<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<section class="login-info">
<div class="container">
<div class="row main">
<div class="form-header">
<h1 class="text-center ">login form </h1>
</div>
<div class="main-content">
<div class="input-group ">
<span class="input-group-addon"><span class="glyphicon glyphicon-envelope" aria-hidden="true"></span></span>
<input id="email" type="text" class="form-control" name="email" placeholder="Enter your Email">
</div>
<div class="input-group">
<span class="input-group-addon"><span class="glyphicon glyphicon-lock" aria-hidden="true"></span></span>
<input id="password" type="password" class="form-control" name="password" placeholder="Enter your Password">
</div>
<div class="checkbox">
<label class="remember">
<input name="remember" type="checkbox" > Remember Me
</label>
</div>
<div class="form-group ">
<a href="#" type="button" class="btn btn-danger btn-lg btn-block login-button">login</a>
</div>
</div>
</div>
</div>