private void createAvailableCardsLabel() {
        JLabel cardsLabel = new JLabel("Available cards");
        Dimension size = cardsLabel.getPreferredSize();
        Insets insets = container.getInsets();
        cardsLabel.setBounds(30 + insets.left, 10 + insets.top,
                size.width, size.height);
        container.add(cardsLabel);
    }