Update insecure.md (distribution#3444)

docs/insecure.md

@@ -42,7 +42,7 @@ isolated testing or in a tightly controlled, air-gapped environment.
     - First, try using HTTPS.
       - If HTTPS is available but the certificate is invalid, ignore the error
         about the certificate.
-    - If HTTPS is not available, fall back to HTTP.
+      - If HTTPS is not available, fall back to HTTP.
 
 
 2. Restart Docker for the changes to take effect.
@@ -146,7 +146,7 @@ update-ca-trust
 $ update-ca-trust enable
 ```
 
-Restart Docker for the  changes to take effect.
+Restart Docker for the changes to take effect.
 
 ### Windows
 
@@ -156,9 +156,10 @@ Open Windows Explorer, right-click the certificate, and choose
 Then, select the following options:
 
 * Store location: local machine
-* Check 'place all certificates in the following store'
-* Click 'Browser', and select 'Trusted Root Certificate Authorities'
-* Click 'Finish'
+* Check **place all certificates in the following store**
+* Click **Browser**, and select **Trusted Root Certificate Authorities**
+* Click **Finish**
+
 [Learn more about managing TLS certificates](https://technet.microsoft.com/en-us/library/cc754841(v=ws.11).aspx#BKMK_addlocal)
 
 After adding the CA certificate to Windows, restart Docker for Windows.