splits install in two sections

packages and your turn

basics.html

@@ -327,17 +327,20 @@
             - **Mac:** `bash` and `git`
             - **Windows:** [git bash](https://git-scm.com/download/win)
 
-            ---
-
-            1.  install
-            1.  open terminal
-            1.  type: `git version`
-
             notes:
             - **Windows Subsystem for Linux (WSL)**: we don't use it because it
               can't use native Windows editors
             - **cmder**: we've tried it, it sucks
           </section>
+
+          <section id="install-your-turn" data-markdown>
+            ## os packages
+            ### your turn
+
+            1.  install git CLI
+            1.  open terminal
+            1.  type: `git version`
+          </section>
         </section>
 
         <section>