diff --git a/src/app/(app)/thinking/page.tsx b/src/app/(app)/thinking/page.tsx
index 0e9a61e89f..655795e8da 100644
--- a/src/app/(app)/thinking/page.tsx
+++ b/src/app/(app)/thinking/page.tsx
@@ -209,7 +209,13 @@ const List = () => {
                   </span>
                 </div>
 
-                <div className="my-4 leading-relaxed">
+                <div
+                  className={clsx(
+                    'relative inline-block rounded-xl px-2 py-1 text-zinc-800 dark:text-zinc-200',
+                    'rounded-tl-sm bg-zinc-600/5 dark:bg-zinc-500/20',
+                    'max-w-[calc(100%-3rem)]',
+                  )}
+                >
                   <Markdown allowsScript>{item.content}</Markdown>
 
                   {!!item.ref && (