[Frontend] Time Controller Markup and Styling

open #1515
open #117
Changed slider elements layout from relative to
absolute positioning;
Refined layout in input-holder;
Tweaks to hover classes;

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

@@ -347,9 +347,10 @@
     /* This doesn't work on an element inside an element with absolute positioning that has height: auto */
     //position: relative;
     top: 50%;
-    -webkit-transform: translateY(-50%);
-    -ms-transform: translateY(-50%);
-    transform: translateY(-50%);
+	@include webkitProp(transform, translateY(-50%));
+    //-webkit-transform: translateY(-50%);
+    //-ms-transform: translateY(-50%);
+    //transform: translateY(-50%);
 }
 
 @mixin verticalCenterBlock($holderH, $itemH) {