#white.bg4 div {background:url(/resource/cssMain/pic-bg4.jpg) 50% 0% no-repeat;}
#white.bg10 div {background:url(/resource/cssMain/pic-bg10.jpg) 50% 0% no-repeat;}
#white.bg11 div {background:url(/resource/cssMain/pic-bg11.jpg) 50% 0% no-repeat;}