diff --git a/apps/readest-app/src/app/reader/components/BooksGrid.tsx b/apps/readest-app/src/app/reader/components/BooksGrid.tsx
index bddf1689..e460ac8c 100644
--- a/apps/readest-app/src/app/reader/components/BooksGrid.tsx
+++ b/apps/readest-app/src/app/reader/components/BooksGrid.tsx
@@ -49,7 +49,7 @@ const BooksGrid: React.FC<BooksGridProps> = ({ bookKeys, onCloseBook }) => {
           <div
             id={`gridcell-${bookKey}`}
             key={bookKey}
-            className='relative h-full w-full overflow-hidden'
+            className='relative h-full w-full rounded-window overflow-hidden'
           >
             {isBookmarked && <Ribbon width={marginGap} />}
             <HeaderBar
diff --git a/apps/readest-app/src/app/reader/components/Reader.tsx b/apps/readest-app/src/app/reader/components/Reader.tsx
index 6880ad2d..e3518a1e 100644
--- a/apps/readest-app/src/app/reader/components/Reader.tsx
+++ b/apps/readest-app/src/app/reader/components/Reader.tsx
@@ -33,7 +33,7 @@ const Reader: React.FC<{ ids?: string }> = ({ ids }) => {
   return (
     library.length > 0 &&
     settings.globalReadSettings && (
-      <div className='reader-page bg-base-100 text-base-content min-h-screen select-none'>
+      <div className='reader-page rounded-window bg-base-100 text-base-content min-h-screen select-none'>
         <Suspense>
           <ReaderContent ids={ids} settings={settings} />
           <AboutWindow />