changed variable for tabbed close btn hover, and changed text-strong variable…

changed variable for tabbed close btn hover, and changed text-strong variable for lighttheme, removed commented out variable

public/sass/_variables.light.scss

@@ -59,9 +59,8 @@ $critical: #ec2128;
 $body-bg: $gray-7;
 $page-bg: $gray-7;
 $body-color: $gray-1;
-//$text-color: $dark-4;
 $text-color: $gray-1;
-$text-color-strong: $white;
+$text-color-strong: $dark-2;
 $text-color-weak: $gray-2;
 $text-color-faint: $gray-4;
 $text-color-emphasis: $dark-5;

public/sass/components/_tabbed_view.scss

@@ -43,7 +43,7 @@
     font-size: 120%;
   }
   &:hover {
-    color: $white;
+    color: $text-color-strong;
   }
 }