Add note about inline styling

Author: bartveneman

readme.md

@@ -44,7 +44,7 @@ This module uses an instance of Chromium to render a page. This has the benefit
 that most of the styles can be rendered, even when generated by JavaScript. The
 [Puppeteer CSSCoverage API](https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#coveragestartcsscoverageoptions)
 is the power behind finding most of the CSS. Additionally, the
-`document.styleSheets` API is used to get CSS-in-JS styling.
+`document.styleSheets` API is used to get CSS-in-JS styling. Lastly, a plain old `document.querySelectorAll('[style]')` finds all inline styling.
 
 ## API