public Form1()
{
InitializeComponent();
Form f = this.FindForm();
WindowState = FormWindowState.Maximized;
TitleScreen ms = new TitleScreen()
{
Width = 800, Height = 800
};
ms.Location = new Point((f.Width - ms.Width) / 2, (f.Height - ms.Height) / 2);
f.Controls.Add(ms);
}