[Frontend] IN-PROGRESS Theme changes continuing

open #95
Refactored btnSubtle and containerSubtle mixins
to simplify;

platform/commonUI/general/res/sass/_mixins.scss

@@ -145,6 +145,31 @@
     background-repeat: $repeatDir;
 }
 
+@mixin containerBase($bg: $colorBodyBg, $fg: $colorBodyFg) {
+	background-color: $bg;
+	@include border-radius($controlCr);
+	@include box-sizing(border-box);
+	color: $fg;
+	display: inline-block;
+}
+
+@mixin btnBase($bg: $colorBodyBg, $bgHov: none, $fg: $colorBodyFg, $ic: $colorBtnIcon) {
+	@include user-select(none);
+	.icon {
+		color: $ic;
+	}
+	@include desktop {
+		@if $bgHov != none {
+			&:not(.disabled):hover {
+				background: $bgHov;
+				.icon {
+					color: lighten($ic, $ltGamma);
+				}
+			}
+		}
+	}
+}
+
 @mixin sliderTrack($bg: $scrollbarTrackColorBg) {
     //$b: 1px solid lighten($bg, 30%);
     @include border-radius(2px);

platform/commonUI/general/res/sass/controls/_controls.scss

@@ -263,7 +263,7 @@ label.checkbox.custom {
 	.title-label {
 		//@include test(green, 0.9);
 		@include ellipsize();
-		color: lighten($colorBodyFg, 40%);
+		//color: pushBack($colorBodyFg, 40%);
 		@include webkitProp(flex, '0 1 auto');
 		padding-right: 0.35em; // For context arrow. Done with em's so pad is relative to the scale of the text.
 		//position: relative;