There is a fast food restaurant "Magnum" within the building where you can get a dinner (e.g. pizza or salad) for less than 20 CHF. If you need a place with more comfort, there are a lot of restaurants near - by and also a nice bar across the street.
There is a grill and pizza self service restaurant within the building (Magnum Pizza and Döner).
Snacks are also offered in the hotel bar in the first floor.