These options are located in the Theme Options > Content Area > Search Result Page tab.
Search Result Page Content Area options control the styles of the content area for Search Result Page on your site. (Fig. 1)
Display Search Result Page Content Area Border-Top – Illustrated as A. Turn on to display the content area border-top for search result page.
Search Result Page Content Area Border-Top – Illustrated as B. Controls the border-top of the content area for search result page.
Search Result Page Content Area Background Color – Illustrated as C. Controls the background color of the content area for search result page.
Search Result Value Text Color – Illustrated as D. Controls the text color of the instructions for the number of search results. (Fig. 2)
Search Result Items Source URL Text Color – Illustrated as E. Controls the color of the search result items source URL text. (Fig. 3)
Please enter keywords to search. – Illustrated as F. Text display when a user has accessed a search result page without entering a search term. (Fig. 4)
results found – Illustrated as G. Text to display in the number of search results. e.g. 17 results found (Fig. 5)
Sorry, but nothing matched your search criteria. Please try again with some different keywords. – Illustrated as H. Text to display when there are no search results. (Fig. 6)
In the Pagination, Page Text Translation Used For Page Numbers – Illustrated as I. Inserts custom text for the ‘page’. The ‘page’ text is used in the screen reader text and is printed before the current page number in the mobile version pagination on search result page. (Fig. 7)