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"Chris Ainsworth posted a screen shot of a Google user interface test in the Google search results on his Google+ page.  He noticed a subtle change for the sitelinks for branded search results.  Specifically, a border around the search result with the sitelinks.I personally cannot replicate it but here is a screen shot from Chris.Google Sitelinks With Borders:Google Sitelinks Without Borders (As I See It):Again, this is a pretty small change but it does really make this search result look dominant.Forum discussion at Google+."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-sitelinks-borders-17228.html>