Control panel lights not working and none of the buttons resond

Power? Has circuit breaker popped? Possible you have ground fault protected outlets and one of them popped like a circuit breaker. It usually causes all outlets on that circuit to also disconnect. They have a reset button similar to other circuit breaker devices, so double check. If it pops again, you may have a serious electrical problem or appliance problem. Unplug all appliances plugin one at a time to discover bad appliance. If none are bad and you still have frig problem. Time to call an electrician. You may be able to verify frig via extension cord from an outlet outside the kitchen. That if lights and buttons work, then you know it's the kitchen circuit problem. If not you may have a major problem with the control panel itself. Time for an appliance technician.