SUNRISE, Fla. — Twice the Florida Panthers found themselves up multiple goals on Monday afternoon against the Anaheim Ducks. For a team that prides itself on being a defense-first team, that should have been enough. It wasn’t. The Ducks rallied to erase both two-goal deficits and then Alex Killorn scored the game-winning goal 48 seconds into overtime, to beat the Panthers 5-4 at Amerant Bank Arena. Florida falls to 27-13-7 and has dropped back-to-back games on the heels of a nine-game win streak. Anaheim improves to 15-27-1. “They dictated it,” said Panthers forward Sam Reinhart, who scored a …