fix: 레이아웃 수정

src/pages/Root.tsx

@@ -9,7 +9,7 @@ export default function Root() {
     <div className="[--header-height:calc(theme(spacing.14))]">
       <SidebarProvider className="flex flex-col">
         <SiteHeader />
-        <div className="flex flex-1">
+        <div className="flex flex-1 px-0 my-0 lg:mx-6">
           <AppSidebar />
           <SidebarInset className="overflow-hidden">
             <Outlet />