<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>
<link href="//netdna.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.css" rel="stylesheet">
<div class="container">
<div class="row">
<div clas="col-md-4">
<div class="panel panel-primary">
<div class="panel-heading">
<h4 class="panel-title" id="myModalLabel">Вход</a>
</div>
<div class="panel-body">
<div class="row">
<div class="col-xs-6">
<div class="well">
<form role="form">
<div class="row">
<div class="col-md-12">
<div class="form-group">
<label for="username" class="control-label">Электронная почта</label>
<input type="text" class="form-control" name="email" value="" required title="Электронная почта" placeholder="электронная почта">
<span class="help-block"></span>
</div>
<div class="form-group">
<label for="password" class="control-label">Пароль <a href="/sessions/forgot_password">(Забыли пароль?)</a></label>
<input type="password" class="form-control" name="password" placeholder="пароль" value="" required="" title="Введите пароль">
<span class="help-block"></span>
</div>
</div>
</div>
<div class="row">
<div class="col-md-12">
<h5>Неправильно введены данные</h5>
</div>
</div>
