diff --git a/chrome_11eKLevsrE.png b/chrome_11eKLevsrE.png
new file mode 100644
index 0000000..56091d3
Binary files /dev/null and b/chrome_11eKLevsrE.png differ
diff --git a/client/src/components/CatModal.tsx b/client/src/components/CatModal.tsx
index c447965..59cd751 100644
--- a/client/src/components/CatModal.tsx
+++ b/client/src/components/CatModal.tsx
@@ -35,19 +35,15 @@ export default function CatModal({ catId, onClose }: CatModalProps) {
   useEffect(() => { if (data?.cat) setLikeCount(data.cat.likes_count); }, [data]);
   useEffect(() => {
     const scrollY = window.scrollY;
+    document.documentElement.style.overflow = 'hidden';
+    document.documentElement.style.height = '100%';
     document.body.style.overflow = 'hidden';
-    document.body.style.position = 'fixed';
-    document.body.style.top = `-${scrollY}px`;
-    document.body.style.left = '0';
-    document.body.style.right = '0';
-    document.body.style.width = '100%';
+    document.body.style.height = '100%';
     return () => {
+      document.documentElement.style.overflow = '';
+      document.documentElement.style.height = '';
       document.body.style.overflow = '';
-      document.body.style.position = '';
-      document.body.style.top = '';
-      document.body.style.left = '';
-      document.body.style.right = '';
-      document.body.style.width = '';
+      document.body.style.height = '';
       window.scrollTo(0, scrollY);
     };
   }, []);