diff --git a/src/main.jsx b/src/main.jsx
index 25a7270..f9961a1 100644
--- a/src/main.jsx
+++ b/src/main.jsx
@@ -1,5 +1,4 @@
-import React from 'react'
-import ReactDOM from 'react-dom/client'
+import { createRoot } from 'react-dom/client'
 import {
   createBrowserRouter,
   RouterProvider,
@@ -42,8 +41,6 @@ import { PERM_ACCOUNT_MANAGEMENT, PERM_ROLE_NEW, PERM_OVERSEA, PERM_AIR_TICKET,
 
 import './i18n'
 
-const { createRoot } = ReactDOM
-
 const initRouter = async () => {
   return createBrowserRouter([
     {
@@ -100,8 +97,11 @@ const initAppliction = async () => {
   }
 
   const router = await initRouter()
+  const root = document.getElementById('root')
+
+  if (!root) throw new Error('No root element found')
 
-  createRoot(document.getElementById('root')).render(
+  createRoot(root).render(
     //<React.StrictMode>
     <ThemeContext.Provider value={{ colorPrimary: '#00b96b', borderRadius: 4 }}>
       <RouterProvider
diff --git a/src/views/App.jsx b/src/views/App.jsx
index c3080dc..116d0f2 100644
--- a/src/views/App.jsx
+++ b/src/views/App.jsx
@@ -82,7 +82,15 @@ function App() {
 				algorithm: theme.defaultAlgorithm,
 			}}>
 			<AntApp>
-      <FloatButton icon={<BugOutlined />} onClick={() => uploadLog()} />
+      <FloatButton.Group
+        shape='square'
+        style={{
+          insetInlineEnd: 94,
+        }}
+      >
+        <FloatButton icon={<BugOutlined />} onClick={() => uploadLog()} />
+        <FloatButton.BackTop />
+      </FloatButton.Group>
       {contextHolder}
       <ErrorBoundary>
 				<Layout className='min-h-screen'>
diff --git a/src/views/products/Detail/ContractRemarksModal.jsx b/src/views/products/Detail/ContractRemarksModal.jsx
index 65178ab..165b97f 100644
--- a/src/views/products/Detail/ContractRemarksModal.jsx
+++ b/src/views/products/Detail/ContractRemarksModal.jsx
@@ -22,6 +22,7 @@ export const ContractRemarksModal = () => {
     const remarkList = remarksForm.getFieldsValue().remarkList
     saveOrUpdateRemark(remarkList)
       .then(() => {
+        setRemarksModalOpen(false)
         notification.info({
           message: 'Notification',
           description: '合同备注保存成功',