It seems that Google have decided to devalue click to display/expand content, meaning any content not displayed to the user when the page loads will be useless. If your website has these features then it would be worthwhile checking your rankings over the last few days to see if this has had any effect.
If you would like to know more about this new update then why not read this article – https://www.seroundtable.com/google-index-click-to-expand-19449.html