def build(self):
layoutRoot = BoxLayout(orientation='vertical')
layoutRoot.bts = BoxLayout(orientation='horizontal')
layoutRoot.bts.lbl1 = MyLabel(text='0')
layoutRoot.bts.lbl2 = MyLabel(text='0')
layoutRoot.bts.lbl3 = MyLabel(text='0')
layoutRoot.layoutStop = BoxLayout(orientation='vertical')
layoutRoot.layoutStop.btn = MyButton(text='start')
layoutRoot.bts.add_widget(layoutRoot.bts.lbl1)
layoutRoot.bts.add_widget(layoutRoot.bts.lbl2)
layoutRoot.bts.add_widget(layoutRoot.bts.lbl3)
layoutRoot.layoutStop.add_widget(layoutRoot.layoutStop.btn)
layoutRoot.add_widget(layoutRoot.bts)
layoutRoot.add_widget(layoutRoot.layoutStop)
return layoutRoot
