WordPress uses the WP_Query class to handle requests for pages/posts to a WordPress blog. By default, Genesis displays the following text when no posts are found during such a request:
Sorry, no posts matched your criteria.
This might happen for example when displaying a category archive page and there are currently no posts in that category or when a search returns no results.
However, you can change this text by using the following code:
If you want to style the text that is displayed just add some styles in the style-sheet for .noposts-text.