desk: darker-blue body bg (via body.page) + #dadada content card, matching pages

Removed the body.desk #616674 override so the pages' darker-blue body.page bg
applies; changed the .row.desk card from #fff to #dadada.

style.css

@@ -45,9 +45,6 @@ body.page {
 	body.page .site-title a {
 		color:#fff;
 	}
-body.desk {
-	background-color: #616674;
-}
 	body.desk .site-title a {
 		color:#fff;
 	}
@@ -994,7 +991,7 @@ body.art .site-title a {
 		Desk
 ==============================================*/
 .row.desk {
-	background:#ffffff;
+	background:#dadada;
 	padding:50px;
 	box-shadow:0 0 5px rgba(0,0,0,.1)
 }