Correct the transition variable to use global

opentech/static_src/src/sass/apply/components/_messages.scss

@@ -17,7 +17,7 @@
             padding-bottom: 0px;
             border: 0 none;
             transform-origin: top;
-            transition: 0.25s all ease-out;
+            transition: all $transition;
         }
     }