CSS/On Wings of Song.css

body {

 background: #c0b8b0;

 #mw-page-base, #mw-head-base, .navbox-title {
   background: #c0b8b0;
 }
 #content {
   background: #eee;
 }
 .toc, .navbox {
   background: #e6f5ff !important;
 }

}