The differences between leadership styles are not necessarily positive or negative in building leadership, but executives need to be aware of their style and how they come across to others in their organization and outside.
A year ago I went to a wedding where the bridesmaids wore identical dresses and the maid of honor wore a dress that was longer and a different style and color. For that wedding, the bride only chose the dresses for her bridesmaids and allowed the maid of honor to pick out her own dress.
According to the guru of etiquette Emily Post men should wear a tailcoat, a formal white shirt, white vest and tie, white or gray gloves, and black opera pumps (shoes without laces). For female guests, a formal floor-length evening gown is the right choice.