diff --git a/CloudComputing_Lab/modules/ROOT/pages/index.adoc b/CloudComputing_Lab/modules/ROOT/pages/index.adoc
index 0f46eb2..d8db420 100644
--- a/CloudComputing_Lab/modules/ROOT/pages/index.adoc
+++ b/CloudComputing_Lab/modules/ROOT/pages/index.adoc
@@ -1,8 +1,14 @@
 
 = Lab
 
+== Prepare
 
-== Register in xref:ROOT:a.adoc[okeanos]
+=== Register in xref:ROOT:a.adoc[okeanos]
 
-== https://app.slack.com/client/T035D2LK5U4/C035D2YJK4L[Sign up^] in Slack
+=== https://app.slack.com/client/T035D2LK5U4/C035D2YJK4L[Sign up^] in Slack
+
+
+== Intro
+
+=== xref:ROOT:tech-list.adoc[Things you need to know]