Pushing deliberately using arms, is illegal. Refs won't notice until you fall, so... it's alright.
If you fall without cause, that's illegal. Refs do notice that, and it's a straight yellow then, so... it's quite alright.
SOCCER PLAYERS; FENCERS, HOCKEY PLAYERS, AND FOOTBALL PLAYERS; I GOT STABBED AND BEAT UP WHILE OUT OF BREATH WEARING A MASK AND HEAVY GEAR, BUT THAT DIDN'T STOP ME FROM TRYING TO WIN; OWCHY SOMEONE'S FOOT BRUSHED MY LEG I WILL NEVER RECOVER