diff --git a/src/Site/SiteManager.py b/src/Site/SiteManager.py
index 47c7cd7b8..0b30340a1 100644
--- a/src/Site/SiteManager.py
+++ b/src/Site/SiteManager.py
@@ -188,7 +188,9 @@ def add(self, address, all_file=True, settings=None, **kwargs):
             site.settings["serving"] = True
         site.saveSettings()
         if all_file:  # Also download user files on first sync
-            site.download(check_size=True, blind_includes=True)
+            # Spawn download in background so callers (e.g. actionWrapper) can return
+            # immediately and the loading screen + progress bar are visible to the user.
+            gevent.spawn(site.download, check_size=True, blind_includes=True)
         return site
 
     # Return or create site and start download site files
diff --git a/src/Ui/media/Wrapper.css b/src/Ui/media/Wrapper.css
index 01ae04deb..de2407c8d 100644
--- a/src/Ui/media/Wrapper.css
+++ b/src/Ui/media/Wrapper.css
@@ -729,9 +729,8 @@ a {
 	z-index: 100;
 	top: 0;
 	left: 0;
-	transform: scaleX(0);
 	transform-origin: 0% 0%;
-	transform: translate3d(0, 0, 0);
+	transform: scaleX(0) translate3d(0, 0, 0);
 	height: 2px;
 	transition: transform 1s, opacity 1s;
 	display: none;