Royal fashion rules are nothing to scoff at. Not only do the British tabloids take them very seriously but fans of the royal family everywhere have this secret list of dos and don'ts memorized. Meghan Markle has been a style icon since long before she met Prince Harry. Her signature style brought an edgy and youthful element to royal fashion during her days at the palace. Meghan broke the rules but always remained tasteful and never looked out of place.