diff --git a/apps/admin/src/pages/Login/index.tsx b/apps/admin/src/pages/Login/index.tsx
index dfa85f4..79f0084 100644
--- a/apps/admin/src/pages/Login/index.tsx
+++ b/apps/admin/src/pages/Login/index.tsx
@@ -38,7 +38,8 @@ const LoginPage: React.FC = () => {
     >
       <Card
         style={{
-          width: 400,
+          maxWidth: 400,
+          width: 'calc(100vw - 48px)',
           borderRadius: 16,
           boxShadow: '0 4px 24px rgba(0,0,0,0.08)',
           border: 'none',