PokerStars No-Limit Hold'em, $2 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

CO ($200)
Button ($237.30)
SB ($199)
BB ($195.25)
Hero ($603.55)
MP ($195.60)

Preflop: Hero is UTG with T, T.
Hero raises to $6, 2 folds, Button calls $6, 1 fold, BB calls $4.

Flop: ($19) 7, 4, 7 (3 players)
BB checks, Hero bets $14, Button calls $14, BB raises to $38, Hero ??


I've been raising a lot PF, but never out of line post flop. yeti theorum time? who raises, who lays down?