To each search result a css class is added
which you can style with the theme for the page or by placing Css widget on the page with search results with the following
For the tabbed box: make sure the search index searches in static html (the checkbox "static html" in the search index creation dialog). If the tabbed box renders the content that should be searched as html it will be searched the next time you publish the page. Page publishing causes page contents to be pushed in the search index.
the Telerik team
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items