Don't understand? Here's a rundown. It's not votes that decide the election. It's the members of the electroral college. They take the votes of their state, then cast electoral votes. Still confused? Check out this video.
The video above is a much better explanation, as well as a great explanation of the many problems this college has, so I'd highly reccomend watching it, but it's important to talk about the fact that this system is a really important part of Trump's victory. Looking at CNN's election results, we can see that Hillary took the majoraty of votes, 48.2 percent of them! Yet because of the electoral colllege, that's not what matters. What matters is how