I have a question about electric system

I have a big problem happening yesterday.... I don't know why? all of electric system in side my car didn't work!!!! When I drive a little bit and then the break light in the consule will show up..after that the front light, heatter and everything in side my car doesn't work..... Moreover, I still can drive it, only the electric thing in my car didn't work.....

Please give me some suggestion