Reduce heading levels by 1.

docs/tasks/manage-stateful-set/scale-stateful-set.md

@@ -25,13 +25,13 @@ This page shows how to scale a StatefulSet.
 
 {% capture steps %}
 
-### Use `kubectl` to scale StatefulSets
+## Use `kubectl` to scale StatefulSets
 
 Make sure you have `kubectl` upgraded to Kubernetes version 1.5 or later before
 continuing. If you're unsure, run `kubectl version` and check `Client Version`
 for which kubectl you're using.
 
-#### `kubectl scale`
+### `kubectl scale`
 
 First, find the StatefulSet you want to scale. Remember, you need to first understand if you can scale it or not. 
 
@@ -45,7 +45,7 @@ Change the number of replicas of your StatefulSet:
 kubectl scale statefulsets <stateful-set-name> --replicas=<new-replicas>
 ```
 
-#### Alternative: `kubectl apply` / `kubectl edit` / `kubectl patch`
+### Alternative: `kubectl apply` / `kubectl edit` / `kubectl patch`
 
 Alternatively, you can do [in-place updates](/docs/user-guide/managing-deployments/#in-place-updates-of-resources) on your StatefulSets. 
 
@@ -68,9 +68,9 @@ Or use `kubectl patch`:
 kubectl patch statefulsets <stateful-set-name> -p '{"spec":{"replicas":<new-replicas>}}'
 ```
 
-### Troubleshooting
+## Troubleshooting
 
-#### Scaling down doesn't not work right
+### Scaling down doesn't not work right
 
 You cannot scale down a StatefulSet when any of the stateful Pods it manages is unhealthy. Scaling down only takes place
 after those stateful Pods become running and ready.