Custom CSS

I have used some of the custom CSS info you advised on Homepage Header thread. That has been a great help. Would you please advise examples for custom css for Header area Change the header search box background, and also the input text colour so a contrast will be visible /* For Header search box Background Color */ /* For Header search box assistive text and text */ /* For Footer Background Color */ /* For Footer text and links Colors   eg Copyright and powered by text and links colour*/ stradbrokebeachhouse.com.au/test/ Thank you