Remove old stylesheet

source/_layouts/talk.html.twig

@@ -1,7 +1,5 @@
 {% extends 'page' %}
 
-{% block body_classes 'talk talk-full' %}
-
 {% block content_wrapper %}
     <div>
         {% block content %}{% endblock %}
@@ -47,7 +45,3 @@
         } %}
     </div>
 {% endblock %}
-
-{% block stylesheets %}
-    <link rel="stylesheet" href="{{ site.url }}/assets/css/talk.css">
-{% endblock %}