The fashion bon ton rules of the perfect guest, or how to dress for a wedding

A wedding always requires a certain attention in terms of dress code: we certainly need clothes that make us feel at ease but we also need to choose the right outfit according to some universally recognized rules.

Short or long dress? Do I have to consider whether the wedding will be during the day or in the evening to choose the right outfit? Maybe it will be the first wedding you'll attend or maybe you've already been there but the ceremony will be different and having doubts is absolutely legitimate. So let's see what are the universally recognized rules that will allow us not to misfire and choose the right outfit without offending etiquette.