As most of these apps doesn't have support for custom CSS you can get around that by using [subfilter](http://nginx.org/en/docs/http/ngx_http_sub_module.html) in Nginx.
As most of these apps doesn't have support for custom CSS you can get around that by using [subfilter](http://nginx.org/en/docs/http/ngx_http_sub_module.html) in Nginx or a browser addon called Stylus.
## Subfilter method
### nginx
Add this to your reverse proxy:
Add this to your reverse proxy:
```nginx
```nginx
@ -64,6 +74,19 @@ location / {
```
```
</details>
</details>
### Stylus method
Stylus is a browser extention that can inject custom css to the webpage of your choosing.