1 files changed, 2 insertions, 0 deletions
diff --git a/addons/website/static/src/js/content/website_root.js b/addons/website/static/src/js/content/website_root.js
index fa2a01eecd2..91581d6293f 100644
--- a/addons/website/static/src/js/content/website_root.js
+++ b/addons/website/static/src/js/content/website_root.js
@@ -170,6 +170,7 @@ var WebsiteRoot = publicRootData.PublicRoot.extend(KeyboardNavigationMixin, {
      */
     _toggleFullscreen(state) {
         this.isFullscreen = state;
+        document.body.classList.add('o_fullscreen_transition');
         document.body.classList.toggle('o_fullscreen', this.isFullscreen);
         document.body.style.overflowX = 'hidden';
         let resizing = true;
@@ -189,6 +190,7 @@ var WebsiteRoot = publicRootData.PublicRoot.extend(KeyboardNavigationMixin, {
             resizing = false;
             document.body.style.overflowX = '';
             document.body.removeEventListener('transitionend', onTransitionEnd);
+            document.body.classList.remove('o_fullscreen_transition');
         };
         document.body.addEventListener('transitionend', onTransitionEnd);
         // Safeguard in case the transitionend event doesn't trigger for whatever reason.