import React from "react"; import { BrowserRouter, Switch, Route, Link } from "react-router-dom"; import { Header, Container, Divider } from "semantic-ui-react"; //include tools import GA from './utilities/google_analytics.jsx'; //include styles import "./styles/shared.css"; //include other pages import MarkdownPage from "./pages/markdown_page.jsx"; import CardList from "./pages/card_list.jsx"; import NotFound from "./pages/not_found.jsx"; //include panels import LinkButton from "./panels/link_button.jsx"; import Footer from "./panels/footer.jsx"; class App extends React.Component { constructor(props) { super(props); } render() { //NOTE: display: flex is set for the container to fix a centering issue in NotFound return (