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# Contribute to OSB documentation

This documentation is written using [Jupyter Book](https://jupyterbook.org).
Please see its documentation for general information on writing documentation.


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## Screenshots

For consistency, please use these guidelines when adding screenshots to the documentation.
You can use [Inkscape](https://www.inkscape.org) to overlay text and other information on the base image.
Inkscape is Free/Open Source Software, and is therefore, free for all to use.

- Font type: Cantarell
- Font size: 36pt
- Font and arrow stroke color RGBA #00ff00ff (100%opacity). Arrows have no fill.
- Font bubble to be placed below the text, with fill RGBA #808080a6 and no stroke.