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docs/user-guide/getting-into-containers.md

@@ -33,7 +33,8 @@ Documentation for other releases can be found at
 #Getting into containers: kubectl exec
 Developers can use `kubectl exec` to run commands in a container. This guide demonstrates two use cases.
 
-##Using kubectl exec to check the environment variables of a container
+## Using kubectl exec to check the environment variables of a container
+
 Kubernetes exposes [services](services.md#environment-variables) through environment variables. It is convenient to check these environment variables using `kubectl exec`.
 
 
@@ -66,6 +67,7 @@ We can use these environment variables in applications to find the service.
 
 
 ## Using kubectl exec to check the mounted volumes
+
 It is convenient to use `kubectl exec` to check if the volumes are mounted as expected.
 We first create a Pod with a volume mounted at /data/redis,
 
@@ -89,6 +91,7 @@ redis
 ```
 
 ## Using kubectl exec to open a bash terminal in a pod
+
 After all, open a terminal in a pod is the most direct way to introspect the pod. Assuming the pod/storage is still running, run
 
 ```