themes/classic/source/_layouts/default.html
aa230616
 {% include head.html %}
 <body {% if page.body_id %} id="{{ page.body_id }}" {% endif %} {% if page.sidebar == 'none' %} class="no-sidebar" {% endif %}>
   <header>{% include header.html %}</header>
   <nav>{% include navigation.html %}</nav>
   <div>
     <div>
       <div id="articles">{{ content }}</div>
       {% unless page.sidebar == 'none' %}
         <aside>{% include sidebar.html %}</aside>
       {% endunless %}
     </div>
   </div>
   <footer>{% include footer.html %}</footer>
   {% if site.twitter_follow_button or site.twitter_tweet_button %}
     <script type="text/javascript">
       (function(){
         var twitterWidgets = document.createElement('script');
         twitterWidgets.type = 'text/javascript';
         twitterWidgets.async = true;
         twitterWidgets.src = 'http://platform.twitter.com/widgets.js';
         document.getElementsByTagName('head')[0].appendChild(twitterWidgets);
       })();
     </script>
   {% endif %}
 </body>
 </html>