Switzerland faces the tough task of avoiding a natural comedown after one of the biggest wins in its history.
The two countries kick off their Group A campaign in the Azerbaijan capital with Petkovic admitting he was unsure whether his team should take a cautious approach or go at their opponents from the outset.
Top scorers and goals The top scorers in the European Championship 2016 season were Cristiano Ronaldo, Patrik Schick with 5 goals.