What was the party that continually lost all the important elections supposed to do? The law is very clear that they are not in power in any way.

There's no such thing as a power that the losing team has. The people with authority in the US come from the majority party.

You want the DNC to do stuff, to solve problems, to execute plans that grow this country, you have to put them into power first

Republican voters understand just fine that if republicans don't win the election, their will does not become law. Why is that so hard for Democrat supporters and voters to understand?