added CSS variables and exporting pages

templates/importpages.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+
+{% block title %}Import pages - {{ app_name }}{% endblock %}
+
+{% block content %}
+<h1>Import pages</h1>
+
+<p>Importing pages can be done by users with Admin permissions only.</p>
+{% endblock %}