Fix link to nginx guide

Author: TechnicJelle

community/Customisation.md

@@ -136,7 +136,7 @@ To use a custom domain for your BlueMap, instead of a numerical IP, it works lik
 Putting BlueMap onto a domain is best done in multiple steps:
 0. Make sure you have a server running on a numeric IP (`123.45.67.890`) and that BlueMap is accessible there (`http://123.45.67.890:8100`)
 1. You should start with creating an A record in your domain's DNS settings that points to your numeric IP. BlueMap should now be accessible through `http://yourdomain.com:8100`. This is generally as far as you can get with normal Minecraft server hosts... Maybe with some nicer hosting providers, you can talk to them and discuss possibilities, though :)
-2. If you have more control over your server (if you for example host at home or rent a VPS), you can install an external webserver and make it run on your domain. We generally recommend nginx. Here is a nice Getting Started guide for it: https://nginx.org/en/docs/beginners_guide.html
+2. If you have more control over your server (if you for example host at home or rent a VPS), you can install an external webserver and make it run on your domain. We generally recommend nginx. Here is a nice Getting Started guide for it: [nginx.org/en/docs/beginners_guide](https://nginx.org/en/docs/beginners_guide.html)
 3. Once you have your external webserver set up, you need to reverse-proxy BlueMap with it. Here is a guide on how to do that with nginx: [NginxProxy]({{site.baseurl}}/wiki/webserver/NginxProxy.html)
 4. Once you have that, you can even set up SLL (HTTPS)