MyStandardFunctions C# winforms

/// <summary>
/// Centers a form element horizontally relative to its parent element
/// </summary>
/// <param name="control">The form control you want to center</param>
private void center(Control control)
{
    control.Left = (control.Parent.Width - control.Width) / 2;
}

private void setTabControlSettings(){
            // Hiding tab control headers
            tabControl1.ItemSize = new Size(0, 1);
            tabControl1.Size = this.ClientSize;
            tabControl1.Location = new Point(0, -1);
            tabControl1.Appearance = TabAppearance.FlatButtons;
            tabControl1.SizeMode = TabSizeMode.Fixed;

            // Setting all the banners
            setBanner(pnlAddFilterBanner);
            setBanner(pnlLoginBanner);
            setBanner(pnlRegisterBanner);

            // Centering the panels
            center(pnlRegisterForm);
            center(pnlLoginForm);
        }