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).

def __add_introjs_tour_step(self, message, selector=None, name=None,
                                title=None, alignment=None):
        """ 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).
        """
        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)