Update index.md

docs/user-guide/environment-guide/index.md

@@ -1,5 +1,5 @@
----
----
+---
+---
 
 This example demonstrates running pods, replication controllers, and
 services. It shows two types of pods: frontend and backend, with
@@ -23,15 +23,15 @@ for your platform.
 ## Optional: Build your own containers
 
 The code for the containers is under
-[containers/](/docs/user-guide/environment-guide/containers/)
+[containers/](/docs/user-guide/containers/)
 
 ## Get everything running
 
-```shell
-kubectl create -f ./backend-rc.yaml
-kubectl create -f ./backend-srv.yaml
-kubectl create -f ./show-rc.yaml
-kubectl create -f ./show-srv.yaml
+```shell
+kubectl create -f ./backend-rc.yaml
+kubectl create -f ./backend-srv.yaml
+kubectl create -f ./show-rc.yaml
+kubectl create -f ./show-srv.yaml
 ```
 
 ## Query the service
@@ -46,7 +46,7 @@ your service.
 Run `curl <public ip>:80` to query the service. You should get
 something like this back:
 
-```shell
+```shell
 Pod Name: show-rc-xxu6i
 Pod Namespace: default
 USER_VAR: important information
@@ -66,8 +66,8 @@ Response from backend
 Backend Container
 Backend Pod Name: backend-rc-6qiya
 Backend Namespace: default
-```
-
+```
+
 First the frontend pod's information is printed. The pod name and
 [namespace](https://github.com/kubernetes/kubernetes/blob/{{page.githubbranch}}/docs/design/namespaces.md) are retrieved from the
 [Downward API](/docs/user-guide/downward-api). Next, `USER_VAR` is the name of
@@ -86,8 +86,8 @@ service. This results in a different backend pod servicing each
 request as well.
 
 ## Cleanup
-
+
 ```shell
 kubectl delete rc,service -l type=show-type
-kubectl delete rc,service -l type=backend-type
-```
+kubectl delete rc,service -l type=backend-type
+```