page transition

@@ -59,7 +59,12 @@ export default {
   transform: translate3d(100%, 0, 0);
 }
 
+.route-view-forword-enter-active {
+  z-index: 2;
+}
+
 .route-view-forword-leave-active {
+  z-index: 1;
   transform: translate3d(-30%, 0, 0);
 }