Added pointer and tweaked the code

modified:   css/reveal.css
modified:   css/reveal.min.css
modified:   plugin/leap/leap.js

css/reveal.css

@@ -1605,3 +1605,12 @@ body {
 }
 
 
+/*********************************************
+ * LEAP PLUGIN
+ *********************************************/
+
+#leap {
+  position: absolute; 
+  z-index: 50;
+  visibility: hidden;
+}