So far, their actions have been rather dismal. For instance, they've voted for most if not all of Trump's cabinet appointments.
In all the discussions I heard so far on Facebook and media I noticed a lot blame, name-calling, despair and so on. But I haven't seen enough solid self-reflections. Specifically focusing on why did the Democrats stay home that day. Without it we will have another Trump and then another ...
In the US the "blue map" does really matter except psychologically since everyone votes in a specific state, but the predictions from the media probably didn't help.
Hopefully Trump will drive democratic midterm voter turn out.
Media might not be covering their response more? But, I don't know what they could do in Congress.