#641810 by c960657: Fixed 'Select installation profile' page with custom profiles.

themes/seven/style.css

@@ -770,6 +770,7 @@ body.in-maintenance #sidebar-first {
   width: 200px;
 }
 body.in-maintenance #content {
+  float: left;
   width: 550px;
   padding-right: 20px;
 }