More fix

calm-business/sass/variables-site/_colors.scss

@@ -7,7 +7,7 @@ $color__background-input: #fff;
 $color__background-screen: #f1f1f1;
 $color__background-hr: #2E2E2E;
 $color__background-button: #8D6708;
-$color__background-button-hover: darken(#8D6708, 10%);
+$color__background-button-hover: darken($color__background-button, 10%);
 $color__background-pre: #eee;
 $color__background-ins: #fff9c0;
 $color__background_selection: mix( $color__background-body, $color__background-button, 75% ); // lighten( salmon, 22.5% ); // lighten( #0999d4, 48% );