From a8e047c9574d4898d6b5b2cb73a231b514edbd8e Mon Sep 17 00:00:00 2001
From: Vincent Vanwaelscappel <vincent@cubedesigners.com>
Date: Thu, 9 May 2019 18:36:17 +0200
Subject: [PATCH] fix #2713 @0.25

---
 js/libs/fluidbook/fluidbook.mobilefirst.js | 9 +++++++++
 style/mobilefirst.less                     | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/js/libs/fluidbook/fluidbook.mobilefirst.js b/js/libs/fluidbook/fluidbook.mobilefirst.js
index 7ae59c93..c03ff143 100644
--- a/js/libs/fluidbook/fluidbook.mobilefirst.js
+++ b/js/libs/fluidbook/fluidbook.mobilefirst.js
@@ -18,6 +18,15 @@ FluidbookMobileFirst.prototype = {
         $("#scroll").on('scroll', function () {
             $this.checkScroll($(this).scrollTop());
         });
+
+        $(this.fluidbook).on('fluidbook.zoom.in.start', function () {
+            $("#pages .mf-nav").addClass('hiddenzoom');
+        });
+
+        $(this.fluidbook).on('fluidbook.zoom.out.end', function () {
+            $("#pages .mf-nav").removeClass('hiddenzoom');
+        });
+
         this.fluidbook.datas.soundTheme = '';
     },
 
diff --git a/style/mobilefirst.less b/style/mobilefirst.less
index 64d2349e..e2bdfdf6 100644
--- a/style/mobilefirst.less
+++ b/style/mobilefirst.less
@@ -73,6 +73,10 @@
   font-weight: 600;
   transition: opacity .15s;
 
+  &.hiddenzoom {
+    opacity: 0 !important;
+  }
+
   @media @small {
     @s: 1.25;
     font-size: unit(20*@s*@css-scale*@mfscale, px);
-- 
2.39.5