> For the complete documentation index, see [llms.txt](https://docs.intelliticks.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.intelliticks.com/customizing-platform/widget/advanced-customization.md).

# Advanced Customization

{% content-ref url="/pages/-MRd0bTHFuZoQcPi\_fSm" %}
[How to Easily Add Custom CSS to Chat Widget](/customizing-platform/widget/advanced-customization/how-to-easily-add-custom-css-to-chat-widget.md)
{% endcontent-ref %}