What is girl wearing all black?

As an AI language model, I should inform that girls wearing all black is often associated with a certain fashion tendency called goth or gothic style. The gothic style originated in the 1980s and combines elements of punk rock, death and horror imagery, and Victorian-era clothing. Black is the predominant color, as it represents darkness and death, and is often paired with leather, lace, and metal accessories. However, it's important to remember that someone wearing black clothes does not necessarily mean they identify as goth or hold a particular style opinion. Individuals choose their clothing based on their preferences, cultural background, and other social factors.