baby kicks low


hi all ..this is my second pregnancy .I feel baby kicks very my first my baby used to move all over my tommy.but this one still just kicking very low .that is above my genital .btw am 21 weeks .is it common? my baby still kicking with legs or head not moving all over .wt could be reason? I went last week appointment .they said everything is normal.but still I have confusion ? is my baby breech position? I know breech is normal at this time .in 36 weeks baby will flip . anyone feels same?