fix formating

computing/index.markdown

@@ -18,15 +18,33 @@ Group / institute nodes
 
 Many research groups and institutes (for example IPA, ITP and IQE) own computation nodes for their members to use. As this is a rather long and fast-changing list, please ask your colleagues or us for the current situation in your group. Most of these machines are operated by ISG.
 
-IGP users can use `darkside`
-
-ITP users can use `morty, princess, rick, toad, yoshi`
-
-IPA users can use `bluesky, sunray, rainbow`
-
-IQE users can use `thebigone, thebiggerone`
-
-GALAXY users can use `eos, finvarra, selene, theia, senna, phoebe, hyperion`
+* IGP users can use:
+    * `darkside`
+
+* ITP users can use: 
+    * `morty`
+    * `princess`
+    * `rick`
+    * `toad`
+    * `yoshi`
+
+* IPA users can use:
+    * `bluesky`
+    * `sunray`
+    * `rainbow`
+
+* IQE users can use:
+    * `thebigone`
+    * `thebiggerone`
+
+* GALAXY users can use:
+    * `eos`
+    * `finvarra`
+    * `selene`
+    * `theia`
+    * `senna`
+    * `phoebe`
+    * `hyperion`
 
 Clusters
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