code: def __add_introjs_tour_step(self, message, selector=None, name=None,
                                  title=None, alignment=None):
          
          if selector != "html":
              element_row = "element: '%s'," % selector
          else:
              element_row = ""
  
          if title:
              message = "<center><b>" + title + "</b></center><hr>" + message
  
          message = '<font size=\"3\" color=\"#33475B\">' + message + '</font>'
  
          step = ("""{%s
                  intro: '%s',
                  position: '%s'},
                  """ % (element_row, message, alignment))
  
          self._tour_steps[name].append(step)
docs: Allows the user to add tour steps for a website.
              @Params
              message - The message to display.
              selector - The CSS Selector of the Element to attach to.
              name - If creating multiple tours at the same time,
                     use this to select the tour you wish to add steps to.
              title - Additional header text that appears above the message.
              alignment - Choose from "top", "bottom", "left", and "right".
                          ("top" is the default alignment).