Merge pull request #5 from janschill/patch-1

Syntax is invalid

Author: angelo-v

examples/docker-compose.all-in-one.yml

@@ -29,7 +29,7 @@ services:
     image: jrcs/letsencrypt-nginx-proxy-companion:latest
     restart: always
     environment:
-      -"NGINX_PROXY_CONTAINER=nginx"
+      - "NGINX_PROXY_CONTAINER=nginx"
     volumes:
       - nginx-conf:/etc/nginx/conf.d
       - vhostd:/etc/nginx/vhost.d
@@ -73,4 +73,4 @@ volumes:
   nginx-conf:
   vhostd:
   html:
-  certs:
+  certs: