from textual.app import App, ComposeResult from textual.widgets import Static class OrderApp(App): CSS = """ Screen { layout: center; } Static { border: heavy white; } #one { background: red; width:20; height: 30; dock:left; } #two { background: blue; width:30; height: 20; dock:left; } """ def compose(self) -> ComposeResult: yield Static("One", id="one") yield Static("Two", id="two") app = OrderApp() if __name__ == "__main__": app.run()