Added go to hpc.aau.dk/strato/ message at the top of the page

overrides/main.html

@@ -3,3 +3,12 @@
 {% block announce %}
   <!-- Add your announcement here, including arbitrary HTML --> Alarm Alarm
 {% endblock %}
+
+{% block extrahead %} 
+  <div style="background: darkslateblue;">
+    <p style="text-align: center;font-size: 17px;color: white;max-width: 800px;margin: auto;padding-left: 30px;padding-right: 30px;font-weight: 600;margin-bottom: 10px;margin-top: 10px;">This page is no longer maintained. </p>
+    <p style="text-align: center;font-size: 14px;color: white;max-width: 800px;margin: auto;padding-left: 30px;padding-right: 30px;margin-bottom: 20px;font-weight: 400;">All information and guides related to Strato have been moved to 
+      <a href="https://hpc.aau.dk/strato/" style="text-decoration: underline;color: aquamarine;font-weight: 600;">https://hpc.aau.dk/strato/</a>
+      . Please visit the new site for the most up-to-date resources on Strato.</p>
+  </div>
+{% endblock %}