First you have to figure out which kind it is. I'm not an expert but I believe newer ones are electric. You have something to worry about if it's gas but might just have to relight the pilot.
In the mean time, you can heat water the old fashion way.
Keep it up. Think of the money you'll save.
I realized that I can save 480 dollars a year if I cut out energy drinks and I've been doing just fine without caffeine.