remove empty space in info panel (#79)

* remove empty space in info panel

fix #36

* fix fmt

Author: Simon-Laux

frontend/App.tsx

@@ -54,12 +54,7 @@ const App: Component = () => {
           <Tab>Main</Tab>
           <Tab>Info</Tab>
         </TabList>
-        <TabPanel
-          flexGrow="1"
-          display="flex"
-          justifyContent="center"
-          maxHeight="calc(100vh - 40px)"
-        >
+        <TabPanel maxHeight="calc(100vh - 40px)">
           <AppRoutes />
         </TabPanel>
         <TabPanel>