private void funcionáriosToolStripMenuItem_Click(object sender, EventArgs e)
 {
     
     Cadastro1 frm = new Cadastro1();
     frm.Show();
    
     frm.Visible = true;
 }
 private void button3_Click(object sender, EventArgs e)
 {
     Cadastro1 frm = new Cadastro1();
     frm.Show();
 }