I used my car at lunch time. Worked fine. Went to start it tonight, DEAD. Horn works lights work. It is not the Battery, any suggestions

. See if this link helps:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-46563-3.html#post235560

. Test all under-hood and under-dash fuses with a test light or multimeter:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-46563-3.html#post252145