You can add styles and scripts to your site by creating one in Kooboo or uploading an existing file from your local computer. Go to Development – Scripts or Development – Styles on the main navigation menu and click 'Create' button. To upload a script or style file is similar, just click the 'Upload' button to upload.

To use scripts and styles for your webpage, you can adding them by hard coding from the html source or using the admin UI. 

You can use script and style on Page, Layout and View and other objects that has Html code. 

Open the page editing screen and switch to the ‘Settings’ tab. Click the ‘+’ button, you will be able to add script or style to your page. You can also add script or style to a layout.