> For the complete documentation index, see [llms.txt](https://insights.gitbook.io/ecomm-doc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://insights.gitbook.io/ecomm-doc/customize/site-layout-and-background.md).

# Site layout & background

### Themes > Customize > Site layout & background 

You are able to edit 

* Side width 
* Background color
* Background image 

![](/files/SpWsdEZ5Ou2KZZaNy8fT)