private void BtnSim1_Click(object sender, EventArgs e)
{
var tela2 = new Tela2();
tela2.ShowDialog();
Hide();
}
private void btnBack_Click(object sender, EventArgs e)
{
if (Application.OpenForms.OfType <Tela2>().Count() > 0)
{
Form Jogo = Application.OpenForms["Tela2"];
Jogo.Show();
this.Hide();
}
else
{
Form Jogo = new Tela2();
Jogo.Show();
this.Hide();
}
}