update header text

src/pages/dashboard/Public/index.js

@@ -31,7 +31,7 @@ const DashboardDefault = () => {
         <div style={BackgroundHead}>
           <Stack direction="row" height='70px' justifyContent="flex-start" alignItems="center">
             {/* <Typography variant="h5">我的公共啟事</Typography> */}
-            <Typography ml={10} color='#FFF' variant="h4">
+            <Typography ml={10} color='#FFF' variant="h5">
               {isORGLoggedIn() ?userData.fullenName:userData.fullchName}, <FormattedMessage id="welcomeMsg"/>
             </Typography>
           </Stack>