layout_init.py

layout = dict(
    height = 800,
    # top, bottom, left and right margins
    margin = dict(t = 0, b = 0, l = 0, r = 0),
    font = dict(color = '#FFFFFF', size = 11),
    paper_bgcolor = '#000000',
    mapbox = dict(
        # here you need the token from Mapbox
        accesstoken = mapbox_access_token,
        bearing = 0,
        # where we want the map to be centered
        center = dict(
            lat = 38,
            lon = -94
        ),
        # we want the map to be "parallel" to our screen, with no angle
        pitch = 0,
        # default level of zoom
        zoom = 3,
        # default map style
        style = 'dark'
    )
)