1, you think marriage is very traditional, so you dream about ancient weddings.
You think that getting married means becoming a woman's yellow lover, so the bride looks sallow. In other words, marriage will make women miserable.
The bridesmaid in black also means that the marriage will have a terrible ending.
All people involved in marriage have long faces, and "long faces" often describe dissatisfaction with things. So everyone is dissatisfied with marriage. In fact, you are not satisfied with your marriage.
You attended the wedding with a group of women of your age, which may indicate that many people around you have entered the marriage. You think it will be your turn one day.
The answer is: this shows that you don't like marriage very much.
What the family said was just a flash.