It was just a few years ago that a belt was just an accessory to hold your pants or skirts on your waist. Not any more. A belt is now an accessory, particularly because you can use it to emphasize your waist. You can also put the belt a little higher and create an empire waist effect.
The other major tend is that a belt can now be anything, not just a traditional leather ensemble. You can use even a scarf as a belt in addition to thousands of belt designs that are now available. Watch this video to see how the celebrities are incorporating belts in their outfits.