{% extends 'base.html' %}
{% block content %}
  <style type="text/css">
    body > .grid {
      height: 100%;
    }
    .column {
      max-width: 450px;
    }
  </style>
  <script>
  $(document)
    .ready(function() {
      $('.ui.form')
        .form({
          fields: {
            username: {
              identifier  : 'username',
              rules: [
                {
                  type   : 'empty',
                  prompt : 'Please enter your id'
                },
              ]
         