How to customize the font style and backcolor in WinForms TabControlAdv?

private void button1_Click(object sender, EventArgs e)
{
   // Changing the document tab background color
   if(colorDialog1.ShowDialog() != DialogResult.Cancel)
   {
     tabControlAdv1.ActiveTabColor = colorDialog1.Color;
   }
}
private void button2_Click(object sender, EventArgs e)
{
   // Changing the document tab Font.
   if(fontDialog1.ShowDialog() != DialogResult.Cancel)
   {
     tabControlAdv1.Font = fontDialog1.Font;
   }
}
private void button3_Click(object sender, EventArgs e)
{
   // Changing the document tab background color
   if(colorDialog1.ShowDialog() != DialogResult.Cancel)
   {
     tabControlAdv1.InactiveTabColor = colorDialog1.Color;
   }
}

Private Sub button1_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button1.Click
   'Changing the document tab background color
   If colorDialog1.ShowDialog() <> System.Windows.Forms.DialogResult.Cancel Then
     tabControlAdv1.ActiveTabColor = colorDialog1.Color
   End If
End Sub
Private Sub button2_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button2.Click
   'Changing the document tab Font.
   If fontDialog1.ShowDialog() <> System.Windows.Forms.DialogResult.Cancel Then
     tabControlAdv1.Font = fontDialog1.Font
   End If
End Sub
Private Sub button3_Click(ByVal sender As Object, ByVal e As EventArgs) Handles button3.Click
   'Changing the document tab background color
   If colorDialog1.ShowDialog() <> System.Windows.Forms.DialogResult.Cancel Then
     tabControlAdv1.InactiveTabColor = colorDialog1.Color
   End If
End Sub