I'd say that an Indian wedding makeup look is anything that an Indian decides to wear on their face. But if I had to define it, it would be a very traditional, glowing face with kohl-defined eyes, red (or sometimes, nude) lips, fluttery lashes, and shimmery eyeshadows, all on faces that are gleaming with joy because of the festivities. Of course, you can play with the intensity of your look according to the occasion — weddings, pujas, Diwali parties, jagratas, and the likes.
In the end, it all comes down to personal preference; but if you're looking for the typical Indian festive look then keep reading to find everything you need!