Airi CSS error on install

Tried to install Airi pro on https://thebrighthouse.us and got this error message:

Unpacking the package…

Installing the theme…

The package could not be installed. The theme is missing the style.css stylesheet.

Theme installation failed.

Can you help?

Hello, please check this Airi Pro documentation page:
https://docs.athemes.com/article/269-important-installing-airi-pro

Please feel free to ask any other questions that you might have.

Kind Regards, Roman.
aThemes Support