Added some formating and link

README.md

@@ -177,9 +177,10 @@ docker run -d --name bitwarden \
 Note that you need to mount ssl files and you need to forward appropriate port.
 
 Softwares used for getting certs are often using symlinks. If that is the case, both locations need to be accessible to the docker container.
-Example: certbot will create a folder that contains the needed cert.pem and privacy.pem files in /etc/letsencrypt/live/mydomain/
 
-These files are symlinked to ../../archive/mydomain/mykey.pem
+Example: [certbot](https://certbot.eff.org/) will create a folder that contains the needed `cert.pem` and `privacy.pem` files in `/etc/letsencrypt/live/mydomain/`
+
+These files are symlinked to `../../archive/mydomain/mykey.pem`
 
 So to use from bitwarden container: