A black cotton saree can be a simple yet elegant choice for any occasion. Here are some ideas on how to style a black cotton saree:

1. Pair it with a contrasting blouse: A black cotton saree can be paired with a contrasting blouse in a bright color like red, pink, or yellow to add some color and vibrancy to the outfit.
2. Add some silver jewelry: A black cotton saree can be paired with silver jewelry like jhumkas, bangles or a statement necklace to add some sparkle and shine to the outfit.
3. Experiment with draping styles: You can try different draping styles like a Bengali-style draping or a simple seedha-palla draping to add some variety and uniqueness to the saree.
4. Keep it simple: A black cotton saree can be elegant on its own, so you can pair it with minimal jewelry and a simple blouse to keep the look understated yet sophisticated.

Overall, a black cotton saree is a versatile choice that can be styled in different ways to suit your personal style and occasion.