i have good abs under my fat? help??

i work out 5-7 days a week this is my workout plan
CARDIO:
-40 min run
ABS:
- 45 regular crunches (3 sets of 15)
-45 opposite crunches, works lower abs (3 sets of 15)
- put exercise ball bewteen my legs lift up and down (im lying on my back on the floor) do 45 of those (3 sets of 15)
- 30 pushups (3 sets of 10)
- lift up legs (side position) both sides (3 sets of 15)
- side planks each side 30 sec.
BICEPS/TRICEPS:
- bicep curls 60 each arm (2 sets of 30)
-triceps (1 where u push out behind you with dumbells standing up straight) 60 each arm (3 sets of 20)
-triceps dumbell extentions 60, (3 sets of 20)
-push ups on a exercise ball 30, (2 sets of 15)

-ive been doing this for the past month,ive been feeling better and healthier, you can see my abs outlining,my obliques and upper abs clearly but they r layered in like 2 inches of fat so it looks sorta like a beer belly but not realy? i dont know how to explain it,what is wrong with my workout? whats wrong! please help!!

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