fix(sw-398): moved logic for disable scroll in mobile and fixed issue that page is scrolling when toggling languageswitcher

app/globals.css

@@ -123,6 +123,7 @@ html,
 body {
   margin: 0;
   padding: 0;
+  scroll-behavior: smooth;
 }
 
 body {
@@ -130,6 +131,16 @@ body {
   overflow-x: hidden;
 }
 
+body.overflow-hidden {
+  overflow: hidden;
+}
+@media screen and (min-width: 768px) {
+  body.overflow-hidden {
+    overflow: auto;
+    overflow-x: hidden;
+  }
+}
+
 ul {
   padding-inline-start: 0;
   margin-block-start: 0;