Minimal chantes on stylesheets

src/stylesheets/Lungo.theme.scaffold.less

@@ -208,11 +208,11 @@ section.aside {
         color: @theme-dark;
         background: @theme-light;
         border-bottom: none;
+    }
 
-        &.contrast {
-            background: @theme-dark;
-            color: @theme-light;
-        }
+    & .contrast {
+        background: @theme-dark;
+        color: @theme-light;
     }
 
     & .toolbar {

src/stylesheets/Lungo.widgets.less

@@ -39,7 +39,6 @@
     padding: 8px 8px;
 }
 
-
 .icon {
     &.small {
         font-size: 1.3em;

src/stylesheets/css/Lungo.theme.scaffold.css

@@ -227,7 +227,7 @@ section.aside.right {
   background: #cccccc;
   border-bottom: none;
 }
-.list .anchor.contrast {
+.list .contrast {
   background: #333333;
   color: #cccccc;
 }