diff --git a/frontend/app/components/header.tsx b/frontend/app/components/header.tsx
index c08a67c..a39b5cc 100644
--- a/frontend/app/components/header.tsx
+++ b/frontend/app/components/header.tsx
@@ -4,7 +4,7 @@ const phoenixUrl = process.env.PHOENIX_SERVER_URL;
 
 export default function Header() {
   return (
-    <div className="z-10 max-w-5xl w-full items-center justify-between font-mono text-sm lg:flex">
+    <div className="z-10  w-full items-center justify-between font-mono text-sm lg:flex">
       <p className="fixed left-0 top-0 flex w-full justify-center border-b border-gray-300 bg-gradient-to-b from-zinc-200 pb-6 pt-8 backdrop-blur-2xl dark:border-neutral-800 dark:bg-zinc-800/30 dark:from-inherit lg:static lg:w-auto  lg:rounded-xl lg:border lg:bg-gray-200 lg:p-4 lg:dark:bg-zinc-800/30">
         <code className="font-mono font-bold"><a href="javascript:location.reload();">清空当前会话</a></code>
       </p>