SEC. 3. No person shall fire or set off any squib, cracker, or gun-powder, or fire-work, or build any bonfire within one hundred feet of any building in this city, under the penalty of five dollars for each and every offence; and the Mayor, Marshal or any Aldermen or Fire Warden may restrain or prohibit any fire work or bonfire in any part of the city, whenever, in their opinion there shall be danger therefrom.