yes i solved my problem
modifed BLOCK_CONFIG.HTML (adapted by: Mike By prosylver se ) it's good

Please help for background box is black no good
I change style in block_config.html Topic
Look my SITE
Thank for answer
Style http://demo.phpbb3styles.net/buziness_board

Please help for color box is not good background black?
I change style in block_config.html Topic

in style :http://www.phpbb-fr.com/demo_styles/sty ... ness_board


Look my SITE
Thank for answer