argo shell style (#237)

Author: adaptive

products/argo-tunnel/src/content/configuration/arguments.md

@@ -9,7 +9,7 @@ order: 1
 All tunnel-related commands are prefixed with `tunnel`. For example:
 
 ```sh
-$ cloudflared tunnel --url localhost:5555 --hostname x.example.com`
+$ cloudflared tunnel --url localhost:5555 --hostname x.example.com
 ```
 
 - [Tunnel commands](#tunnel-commands)

products/argo-tunnel/src/content/getting-started/setup.md

@@ -16,7 +16,9 @@ Follow these steps to set up Cloudflare Argo Tunnel:
 
 1. Authenticate your instance `cloudflared` by logging in to your Cloudflare account with the following command:
 
-  `cloudflared tunnel login`
+```sh 
+$ cloudflared tunnel login
+```
 
 2. The command will attempt to open a browser and prompt you to authenticate with your Cloudflare account.
 

products/argo-tunnel/src/content/routing-to-tunnel/dns.md

@@ -37,7 +37,9 @@ You can create DNS records from `cloudflared`, which will provision a CNAME reco
 
 To do so, run the following command.
 
-`cloudflared tunnel route dns <UUID or NAME> www.app.com`
+```sh
+$ cloudflared tunnel route dns <UUID or NAME> www.app.com
+```
 
 The command will create a CNAME record that points to the Tunnel subdomain, but will not proxy traffic if the Tunnel is not currently running.