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The stylesheet can be specified at solution level, it has to be stored in the media, for usage of images from media library do use relative URL's.

In the Solution Explorer Tree you can just create a new file (xxxx.css) in your media folder of your solution. Which can then be assigned with the stylesheet property of the solution node itself.

CSS Selectors

StyleSheets for the Servoy Smart and Web Client could make use of Servoy specific type selectors. In the NGClient, where the stylesheets are interpreted by the browser, these Servoy specific type selectors are not available. Below a conversion table from the Servoy specific type selectors to their NGClient equivalent. 

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