How to get ridd of from fat legs m weighing only 57kg all the fat messed up in my lower body?

i m 26, (height=5'3", weight 57kg) my upper body is all set but my lower body is given me a real tough time man :( i saw lots of ppl with fat bums & thighs but m embarrased coz of my legs they r tooooooo fat i can't afford to wear a pair of half pants,skirts coz ppl get shock to see my fab legs ankle till knees whcih dosnt look like my part of body in comparison to my upper body