> For the complete documentation index, see [llms.txt](https://eyzy.gitbook.io/tree/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://eyzy.gitbook.io/tree/examples/custom-theme.md).

# Custom Theme

It shows how easy it is to customize the tree. This example has a lot of css code (150 lines :-D). 

{% embed url="<https://codesandbox.io/s/l9qmyz6jkq?autoresize=1>" %}