Update README.md

README.md

@@ -19,7 +19,6 @@ Any file which has been downloaded by the user will have already been deleted fr
 
 Feel free to request any features or bug fixes either in github issues or our [Discord](https://discord.gg/Cn8pWhQRxZ)
 
-
 ![stirling-home](images/stirling-home.png)
 
 ## Features
@@ -232,6 +231,7 @@ For those wanting to use Stirling-PDFs backend API to link with their own custom
 
 
 ## Login authentication
+![stirling-login](images/login-light.png)
 ### Prerequisites: 
 - User must have the folder ./configs volumed within docker so that it is retained during updates.
 - Docker uses must download the security jar version by setting ``DOCKER_ENABLE_SECURITY`` to ``true`` in environment variables. 
@@ -265,4 +265,4 @@ For API usage you must provide a header with 'X-API-Key' and the associated API
 This is a issue caused commonly by your NGINX congifuration. The default file upload size for NGINX is 1MB, you need to add the following in your Nginx sites-available file. ``client_max_body_size SIZE;`` Where "SIZE" is 50M for example for 50MB files.
 
 ### Q3: Why is my download timing out
-NGINX has timeout values by default so if you are running Stirling-PDF behind NGINX you may need to set a timeout value such as adding the config ``proxy_read_timeout 3600;``
+NGINX has timeout values by default so if you are running Stirling-PDF behind NGINX you may need to set a timeout value such as adding the config ``proxy_read_timeout 3600;``