private void General_stp_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
        {
            RemoveSelection();
            SelectStP(sender);
            General_Settings page = new General_Settings(this);

            SubFrame.Navigate(page);
        }
        public Settings()
        {
            InitializeComponent();
            selectedStP = General_stp;
            General_Settings page = new General_Settings(this);

            SubFrame.Navigate(page);
            SetTheme();
        }