src/layouts/Main.tsx

@@ -145,19 +145,10 @@ export const MainLayout = () => {
 
   if (isLoading) return <LoadingSpinner desc={loadingSpinnerDesc} />
 
-  const isDev = import.meta.env.MODE === 'development'
-
   return (
     <>
       <AppBar />
-      <main
-        className={styles.main}
-        // Add dev debug flag to show special dev css
-        // (visible marks border on verify)
-        {...(isDev && {
-          'data-dev': true
-        })}
-      >
+      <main className={styles.main}>
         <Outlet />
       </main>
       <Footer />

src/pages/verify/style.module.scss

@@ -77,14 +77,9 @@
 
 .mark {
   position: absolute;
+  border: 1px dotted black;
 
   display: flex;
   justify-content: center;
   align-items: center;
 }
-
-[data-dev='true'] {
-  .mark {
-    border: 1px dotted black;
-  }
-}