aa= driver.find_element_by_css_selector('button').text#尋找按鈕
     print (aa)
     aa= driver.find_element_by_css_selector('button').click()

     aa= driver.find_elements_by_css_selector('button')[1].text#尋找按鈕
     aa= driver.find_elements_by_css_selector('button')[1].click()