JavaFX Border and Label : <p>I have no idea how to do this red line <a href="https://i.stack.imgur.com/ZCVAr.png" rel="nofollow noreferrer">picture</a></p>

<pre><code>GridPane left = new GridPane();
            root.setLeft(left);
            left.setPadding(new Insets(10, 10, 10, 15));
            Label l1=new Label("Panel plików");
            left.addRow(0,l1);
            left.setPrefSize(350, Double.MAX_VALUE); 
            Border b = new Border(new BorderStroke(Color.RED, BorderStrokeStyle.SOLID, CornerRadii.EMPTY, BorderWidths.DEFAULT)); 
            left.setBorder(b);
</code></pre>

<p>Can you help me?</p>
