Update 'readme.md'

readme.md

@@ -9,6 +9,7 @@ Example setup on Raspberry Pi
 1. Insert the SD card into the Raspberry Pi and power it up.
 1. Go trough the setup (you can skip the network and language setups), then the system will reboot. For this example, the username will be control and the password raspicontrol
 1. Open terminal to install desired software run the following
+    ```
     sudo apt install nginx php-fpm composer git -y
     cd /var/www && sudo rm -rf html
     sudo git clone https://gitea.linkensphere.com/enzo/izcontrol.git html
@@ -16,6 +17,7 @@ Example setup on Raspberry Pi
     sudo cp defaultconf /etc/nginx/sites-enabled/default
     sudo chown -R www-data:www-data html
     sudo nginx -s reload
+    ```
 At this point, you should see the control panel on the local of Pi (run ifconfig to see the ip addres)    
 
 Optionally you can