> 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 

![](https://608086965-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FbNHVBFZEJBSIlJZSYaIQ%2Fuploads%2FpKvls6KQOQNHwiYHFvma%2Fimage.png?alt=media\&token=bd80d689-36ab-4c0f-8756-add2db5ea025)