PokerStars No-Limit Hold'em, $4 BB (6 handed) from (Format: Bet The Pot)

Hero ($717.35)
SB ($392)
BB ($437)
UTG ($487.90)
MP ($777.10)
CO ($64)
Opponent is tricky and runs at 30/18/4 over 100 hands
Preflop: Hero is Button with , .
1 fold, MP raises to $16, 1 fold, Hero raises to $44, 2 folds, MP calls $28.

Flop: ($94) , , (2 players)
MP checks, Hero bets $60, MP calls $60.

Turn: ($214) (2 players)
MP checks, Hero bets $140, MP raises to $300.

Hero? what about flop and turn play, bet size?

I bet $70 on flop turn is pretty standard fold.