from textual.app import App from textual.widgets import Label class BorderTitleAlignApp(App): CSS_PATH = "border_title_align.tcss" def compose(self): lbl = Label("My title is on the left.", id="label1") lbl.border_title = "< Left" yield lbl lbl = Label("My title is centered", id="label2") lbl.border_title = "Centered!" yield lbl lbl = Label("My title is on the right", id="label3") lbl.border_title = "Right >" yield lbl if __name__ == "__main__": app = BorderTitleAlignApp() app.run()