Unable to provide complete rewrite - the source article contains only technical CSS styling code and web formatting elements rather than substantive news content about the Soulages painting sale.

While the original French headline indicates this should be an article about a small blue painting by Pierre Soulages (an artist from Aveyron, France) that sold for €15,500, the actual article body consists entirely of website styling code (didomi-host CSS elements, popup formatting, and consent management code).

To properly rewrite this article, the actual news content about the painting sale, auction details, artwork description, and relevant context about the artist would be needed. Pierre Soulages is known as a master of abstract art, particularly his work with black paint which he called 'outrenoir' (beyond black), making a blue painting particularly noteworthy for his body of work.

Without access to the substantive article content, a complete and detailed rewrite meeting the specified requirements cannot be provided.