Fix reveal transition duration

src/definitions/elements/reveal.less

@@ -158,9 +158,7 @@
   float: left;
 
   margin: 0em;
-  transition:
-    transform @defaultDuration @defaultEasing @transitionDelay,
-  ;
+  transition: @moveTransition;
 }
 
 .ui.move.reveal > .visible.content {

src/themes/default/elements/reveal.variables

@@ -2,8 +2,8 @@
             Reveal
 *******************************/
 
-@transitionDelay: 0.15s;
-@transitionDuration: 0.8s;
+@transitionDelay: 0.1s;
+@transitionDuration: 0.5s;
 @transitionEasing: cubic-bezier(0.175, 0.885, 0.320, 1);
 @transition: all @transitionDuration @defaultEasing @transitionDelay;
 
@@ -11,5 +11,6 @@
 @topZIndex: 3;
 @activeZIndex: 4;
 
+/* Types */
 @rotateDegrees: 110deg;
-
+@moveTransition: transform @transitionDuration @transitionEasing @transitionDelay;