Were you affected by Lufthansa flight delays and cancellations? If so, you could be eligible to get up to $700 (€600) per person. According to Lufthansa's latest on time performance, there were 4006 flight departures over 24 hours, 61.38% of which departed on time.
Is a 1 hour layover enough in Frankfurt?
Airport guidelines also suggest a minimum of 45 minutes for international connections, but given the size of the airport, allowing 60-90 minutes would provide a more comfortable buffer.