diff --git a/src/components/Markdown/codeLight.ts b/src/components/Markdown/codeLight.ts
index d6f17fd10..460e35305 100644
--- a/src/components/Markdown/codeLight.ts
+++ b/src/components/Markdown/codeLight.ts
@@ -2,9 +2,7 @@ import React from 'react';
 export const codeLight: { [key: string]: React.CSSProperties } = {
   'code[class*=language-]': {
     color: '#d4d4d4',
-    fontSize: '13px',
     textShadow: 'none',
-    fontFamily: 'Menlo,Monaco,Consolas,"Andale Mono","Ubuntu Mono","Courier New",monospace',
     direction: 'ltr',
     textAlign: 'left',
     whiteSpace: 'pre',
@@ -21,9 +19,7 @@ export const codeLight: { [key: string]: React.CSSProperties } = {
   },
   'pre[class*=language-]': {
     color: '#d4d4d4',
-    fontSize: '13px',
     textShadow: 'none',
-    fontFamily: 'Menlo,Monaco,Consolas,"Andale Mono","Ubuntu Mono","Courier New",monospace',
     direction: 'ltr',
     textAlign: 'left',
     whiteSpace: 'pre',
diff --git a/src/components/Markdown/index.module.scss b/src/components/Markdown/index.module.scss
index 8b89f1f5c..825544096 100644
--- a/src/components/Markdown/index.module.scss
+++ b/src/components/Markdown/index.module.scss
@@ -341,7 +341,7 @@
   background-color: #f0f0f0;
   border: 1px solid #cccccc;
   border-radius: 3px 3px 3px 3px;
-  font-size: 13px;
+  font-size: max(0.9em, 14px);
   line-height: 19px;
   overflow: auto;
   padding: 6px 10px;
@@ -352,11 +352,12 @@
   border: medium none;
 }
 .markdown {
-  font-size: 14px;
-  line-height: 1.6;
-  letter-spacing: 0.5px;
   text-align: justify;
   word-break: break-all;
+  overflow-y: hidden;
+  tab-size: 4;
+  word-spacing: normal;
+
   pre {
     display: block;
     width: 100%;
@@ -372,7 +373,6 @@
     background-color: #222 !important;
     color: #fff;
     width: 100%;
-    font-family: 'Söhne,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif,Helvetica Neue,Arial,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji';
   }
 
   a {
diff --git a/src/components/Markdown/index.tsx b/src/components/Markdown/index.tsx
index 676281fac..654bc0245 100644
--- a/src/components/Markdown/index.tsx
+++ b/src/components/Markdown/index.tsx
@@ -1,8 +1,6 @@
 import React, { memo, useMemo } from 'react';
 import ReactMarkdown from 'react-markdown';
-import styles from './index.module.scss';
 import { Prism as SyntaxHighlighter } from 'react-syntax-highlighter';
-import { codeLight } from './codeLight';
 import { Box, Flex } from '@chakra-ui/react';
 import { useCopyData } from '@/utils/tools';
 import Icon from '@/components/Icon';
@@ -10,8 +8,12 @@ import remarkGfm from 'remark-gfm';
 import remarkMath from 'remark-math';
 import rehypeKatex from 'rehype-katex';
 
+import 'katex/dist/katex.min.css';
+import styles from './index.module.scss';
+import { codeLight } from './codeLight';
+
 const Markdown = ({ source, isChatting }: { source: string; isChatting: boolean }) => {
-  const formatSource = useMemo(() => source.replace(/\n/g, '  \n'), [source]);
+  const formatSource = useMemo(() => source, [source]);
   const { copyData } = useCopyData();
 
   return (
diff --git a/src/constants/theme.ts b/src/constants/theme.ts
index 72661ab04..5c60060bc 100644
--- a/src/constants/theme.ts
+++ b/src/constants/theme.ts
@@ -20,24 +20,27 @@ const Button = defineStyleConfig({
   baseStyle: {},
   sizes: {
     sm: {
-      fontSize: 'sm',
+      fontSize: 'xs',
       px: 3,
       py: 0,
       fontWeight: 'normal',
-      height: '26px'
+      height: '26px',
+      lineHeight: '26px'
     },
     md: {
-      fontSize: 'md',
+      fontSize: 'sm',
       px: 6,
       py: 0,
       height: '34px',
+      lineHeight: '34px',
       fontWeight: 'normal'
     },
     lg: {
-      fontSize: 'lg',
+      fontSize: 'md',
       px: 8,
       py: 0,
       height: '42px',
+      lineHeight: '42px',
       fontWeight: 'normal'
     }
   },
@@ -58,17 +61,12 @@ export const theme = extendTheme({
     global: {
       'html, body': {
         color: 'blackAlpha.800',
-        fontSize: '14px',
-        fontFamily:
-          'Söhne,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif,Helvetica Neue,Arial,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji',
         height: '100%',
-        overflowY: 'auto'
+        maxHeight: '100vh',
+        overflowY: 'hidden'
       }
     }
   },
-  fonts: {
-    body: 'system-ui, sans-serif'
-  },
   fontSizes: {
     xs: '0.8rem',
     sm: '0.9rem',
diff --git a/src/hooks/useSendCode.ts b/src/hooks/useSendCode.ts
index 8e683b5b7..71939a364 100644
--- a/src/hooks/useSendCode.ts
+++ b/src/hooks/useSendCode.ts
@@ -1,14 +1,11 @@
 import { useState, useMemo, useCallback } from 'react';
 import { sendCodeToEmail } from '@/api/user';
 import { EmailTypeEnum } from '@/constants/common';
-import { useToast } from '@chakra-ui/react';
 let timer: any;
+import { useToast } from './useToast';
 
 export const useSendCode = () => {
-  const toast = useToast({
-    position: 'top',
-    duration: 2000
-  });
+  const { toast } = useToast();
   const [codeSending, setCodeSending] = useState(false);
   const [codeCountDown, setCodeCountDown] = useState(0);
   const sendCodeText = useMemo(() => {
@@ -43,13 +40,11 @@ export const useSendCode = () => {
           status: 'success',
           position: 'top'
         });
-      } catch (error) {
-        typeof error === 'string' &&
-          toast({
-            title: error,
-            status: 'error',
-            position: 'top'
-          });
+      } catch (error: any) {
+        toast({
+          title: error.message || '发送验证码异常',
+          status: 'error'
+        });
       }
       setCodeSending(false);
     },
diff --git a/src/pages/api/user/sendEmail.ts b/src/pages/api/user/sendEmail.ts
index 6ff5ee2cb..4a2b727b7 100644
--- a/src/pages/api/user/sendEmail.ts
+++ b/src/pages/api/user/sendEmail.ts
@@ -20,7 +20,6 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
     if (type === EmailTypeEnum.register) {
       const maxCount = process.env.MAX_USER ? +process.env.MAX_USER : Infinity;
       const userCount = await User.count();
-
       if (userCount >= maxCount) {
         throw new Error('当前注册用户已满，请等待名额~');
       }
diff --git a/src/pages/chat/index.tsx b/src/pages/chat/index.tsx
index 9c5dc6d37..159e16e1c 100644
--- a/src/pages/chat/index.tsx
+++ b/src/pages/chat/index.tsx
@@ -22,11 +22,10 @@ const Markdown = dynamic(() => import('@/components/Markdown'));
 
 const textareaMinH = '22px';
 
-const Chat = () => {
+const Chat = ({ chatId, windowId }: { chatId: string; windowId?: string }) => {
   const { toast } = useToast();
   const router = useRouter();
   const { isPc, media } = useScreen();
-  const { chatId, windowId } = router.query as { chatId: string; windowId?: string };
   const ChatBox = useRef<HTMLDivElement>(null);
   const TextareaDom = useRef<HTMLTextAreaElement>(null);
 
@@ -40,7 +39,6 @@ const Chat = () => {
 
   // 滚动到底部
   const scrollToBottom = useCallback(() => {
-    // 滚动到底部
     setTimeout(() => {
       ChatBox.current &&
         ChatBox.current.scrollTo({
@@ -52,16 +50,14 @@ const Chat = () => {
 
   // 初始化聊天框
   useQuery(
-    [chatId, windowId],
+    ['initData'],
     () => {
-      if (!chatId) return null;
       setLoading(true);
       return getInitChatSiteInfo(chatId, windowId);
     },
     {
-      cacheTime: 5 * 60 * 1000,
       onSuccess(res) {
-        if (!res) return;
+        // 可能没有 windowId，给它设置一下
         router.replace(`/chat?chatId=${chatId}&windowId=${res.windowId}`);
 
         setChatSiteData(res.chatSite);
@@ -72,7 +68,6 @@ const Chat = () => {
           }))
         );
         scrollToBottom();
-        setLoading(false);
       },
       onError(e: any) {
         toast({
@@ -81,11 +76,30 @@ const Chat = () => {
           isClosable: true,
           duration: 5000
         });
+      },
+      onSettled() {
         setLoading(false);
       }
     }
   );
 
+  // 重置输入内容
+  const resetInputVal = useCallback((val: string) => {
+    setInputVal(val);
+    setTimeout(() => {
+      /* 回到最小高度 */
+      if (TextareaDom.current) {
+        TextareaDom.current.style.height =
+          val === '' ? textareaMinH : `${TextareaDom.current.scrollHeight}px`;
+      }
+    }, 100);
+  }, []);
+
+  // 重载对话
+  const resetChat = useCallback(() => {
+    window.open(`/chat?chatId=${chatId}`, '_self');
+  }, [chatId]);
+
   // gpt3 方法
   const gpt3ChatPrompt = useCallback(
     async (newChatList: ChatSiteItemType[]) => {
@@ -210,16 +224,8 @@ const Chat = () => {
 
     // 插入内容
     setChatList(newChatList);
-    setInputVal('');
-    // 滚动到底部
-    setTimeout(() => {
-      scrollToBottom();
-
-      /* 回到最小高度 */
-      if (TextareaDom.current) {
-        TextareaDom.current.style.height = textareaMinH;
-      }
-    }, 100);
+    resetInputVal('');
+    scrollToBottom();
 
     const fnMap: { [key: string]: any } = {
       [OpenAiModelEnum.GPT35]: chatGPTPrompt,
@@ -239,13 +245,13 @@ const Chat = () => {
       }
     } catch (err) {
       toast({
-        title: typeof err === 'string' ? err : '聊天已过期',
+        title: typeof err === 'string' ? err : '聊天出错了~',
         status: 'warning',
         duration: 5000,
         isClosable: true
       });
 
-      setInputVal(storeInput);
+      resetInputVal(storeInput);
 
       setChatList(newChatList.slice(0, newChatList.length - 2));
     }
@@ -256,6 +262,7 @@ const Chat = () => {
     gpt3ChatPrompt,
     inputVal,
     isChatting,
+    resetInputVal,
     scrollToBottom,
     toast
   ]);
@@ -267,16 +274,10 @@ const Chat = () => {
     await delLastMessage(windowId);
     const val = chatList[chatList.length - 1].value;
 
-    setInputVal(val);
+    resetInputVal(val);
 
     setChatList(chatList.slice(0, -1));
-
-    setTimeout(() => {
-      if (TextareaDom.current) {
-        TextareaDom.current.style.height = val.split('\n').length * 22 + 'px';
-      }
-    }, 100);
-  }, [chatList, windowId]);
+  }, [chatList, resetInputVal, windowId]);
 
   return (
     <Flex height={'100%'} flexDirection={'column'}>
@@ -290,13 +291,9 @@ const Chat = () => {
         zIndex={1}
       >
         <Box flex={1}>{chatSiteData?.name}</Box>
-        {/* 重置按键 */}
-        <Box cursor={'pointer'} onClick={() => router.replace(`/chat?chatId=${chatId}`)}>
-          <Icon name={'icon-zhongzhi'} width={20} height={20} color={'#718096'}></Icon>
-        </Box>
         {/* 滚动到底部按键 */}
         {ChatBox.current && ChatBox.current.scrollHeight > 2 * ChatBox.current.clientHeight && (
-          <Box ml={10} cursor={'pointer'} onClick={scrollToBottom}>
+          <Box mr={10} cursor={'pointer'} onClick={scrollToBottom}>
             <Icon
               name={'icon-xiangxiazhankai-xianxingyuankuang'}
               width={25}
@@ -305,6 +302,10 @@ const Chat = () => {
             ></Icon>
           </Box>
         )}
+        {/* 重置按键 */}
+        <Button size={'sm'} colorScheme={'gray'} onClick={resetChat}>
+          新对话
+        </Button>
       </Flex>
       {/* 聊天内容 */}
       <Box ref={ChatBox} flex={'1 0 0'} h={0} w={'100%'} px={0} pb={10} overflowY={'auto'}>
@@ -312,7 +313,7 @@ const Chat = () => {
           <Box
             key={index}
             py={media(9, 6)}
-            px={media(4, 3)}
+            px={media(4, 2)}
             backgroundColor={index % 2 === 0 ? 'rgba(247,247,248,1)' : '#fff'}
             borderBottom={'1px solid rgba(0,0,0,0.1)'}
           >
@@ -321,11 +322,11 @@ const Chat = () => {
                 <Image
                   src={item.obj === 'Human' ? '/icon/human.png' : '/icon/logo.png'}
                   alt="/icon/logo.png"
-                  width={30}
-                  height={30}
+                  width={media(30, 20)}
+                  height={media(30, 20)}
                 />
               </Box>
-              <Box flex={'1 0 0'} w={0} overflowX={'hidden'}>
+              <Box flex={'1 0 0'} w={0} overflow={'hidden'}>
                 {item.obj === 'AI' ? (
                   <Markdown
                     source={item.value}
@@ -350,11 +351,7 @@ const Chat = () => {
           <Box textAlign={'center'}>
             <Box color={'red'}>对话出现了异常</Box>
             <Flex py={5} justifyContent={'center'}>
-              <Button
-                mr={20}
-                onClick={() => router.replace(`/chat?chatId=${chatId}`)}
-                colorScheme={'green'}
-              >
+              <Button mr={20} onClick={resetChat} colorScheme={'green'}>
                 重开对话
               </Button>
               <Button onClick={reEdit}>重新编辑最后一句</Button>
@@ -428,3 +425,12 @@ const Chat = () => {
 };
 
 export default Chat;
+
+export async function getServerSideProps(context: any) {
+  const chatId = context.query?.chatId || '';
+  const windowId = context.query?.windowId || '';
+
+  return {
+    props: { chatId, windowId }
+  };
+}
diff --git a/src/pages/model/components/ModelPhoneList.tsx b/src/pages/model/components/ModelPhoneList.tsx
index 8d0913e89..a3e280876 100644
--- a/src/pages/model/components/ModelPhoneList.tsx
+++ b/src/pages/model/components/ModelPhoneList.tsx
@@ -1,5 +1,5 @@
-import React from 'react';
-import { Box, Button, Flex, Heading, Tag } from '@chakra-ui/react';
+import React, { useEffect } from 'react';
+import { Box, Button, Flex, Tag } from '@chakra-ui/react';
 import type { ModelType } from '@/types/model';
 import { formatModelStatus } from '@/constants/model';
 import dayjs from 'dayjs';
@@ -14,6 +14,10 @@ const ModelPhoneList = ({
 }) => {
   const router = useRouter();
 
+  useEffect(() => {
+    router.prefetch('/chat');
+  }, [router]);
+
   return (
     <Box borderRadius={'md'} overflow={'hidden'} mb={5}>
       {models.map((model) => (
diff --git a/src/pages/model/components/ModelTable.tsx b/src/pages/model/components/ModelTable.tsx
index c87d0192d..963de509d 100644
--- a/src/pages/model/components/ModelTable.tsx
+++ b/src/pages/model/components/ModelTable.tsx
@@ -1,4 +1,4 @@
-import React from 'react';
+import { useEffect } from 'react';
 import {
   Button,
   Table,
@@ -84,6 +84,10 @@ const ModelTable = ({
     }
   ];
 
+  useEffect(() => {
+    router.prefetch('/chat');
+  }, [router]);
+
   return (
     <Card py={3}>
       <TableContainer>
diff --git a/src/pages/model/detail.tsx b/src/pages/model/detail.tsx
index 0116ed741..34d891199 100644
--- a/src/pages/model/detail.tsx
+++ b/src/pages/model/detail.tsx
@@ -49,7 +49,8 @@ const ModelDetail = () => {
 
   useEffect(() => {
     loadModel();
-  }, [loadModel, modelId]);
+    router.prefetch('/chat');
+  }, [loadModel, modelId, router]);
 
   /* 点击删除 */
   const handleDelModel = useCallback(async () => {
diff --git a/src/service/mongo.ts b/src/service/mongo.ts
index 08d6e4599..9219e953e 100644
--- a/src/service/mongo.ts
+++ b/src/service/mongo.ts
@@ -11,6 +11,7 @@ export async function connectToDatabase(): Promise<void> {
   global.mongodb = 'connecting';
   console.log('connect mongo');
   try {
+    mongoose.set('strictQuery', true);
     global.mongodb = await mongoose.connect(process.env.MONGODB_URI as string, {
       bufferCommands: true,
       dbName: 'doc_gpt',
diff --git a/src/styles/reset.scss b/src/styles/reset.scss
index c6b60dc7e..feb2a8810 100644
--- a/src/styles/reset.scss
+++ b/src/styles/reset.scss
@@ -50,6 +50,9 @@ svg {
 }
 
 @media (max-width: 900px) {
+  html {
+    font-size: 14px;
+  }
   ::-webkit-scrollbar,
   ::-webkit-scrollbar {
     width: 2px;