c# winform listbox item with seperation

private void listBox1_DrawItem(object sender, DrawItemEventArgs e)
        {
            bool selected = ((e.State & DrawItemState.Selected) == DrawItemState.Selected);
            int index = e.Index;
            Graphics g = e.Graphics;
            Color color;
            if (selected == true)
            {
                color = Color.Red;
            }
            else
            {
                color = Color.Pink;
            }
            /* Draw Background */
            Color borderColor = Color.Black;
            g.DrawRectangle(new Pen(borderColor), e.Bounds);
            g.FillRectangle(new SolidBrush(color), e.Bounds);

            /* Draw Item Text */
            g.DrawString(listBox1.Items[e.Index].ToString(), e.Font, new SolidBrush(Color.Black), e.Bounds, StringFormat.GenericDefault);

            e.DrawFocusRectangle();
        }