Binder trouble

I’m having trouble figuring out how to fix my binder. It’s stuck at the bottom and won’t let me change the view so I don’t have a lot of space to see it fully laid out for me. If someone could help me figure this out that would be awesome!

It currently looks like this with this weird blank space on top of it:
[attachment=0]Screen Shot 2021-05-10 at 5.03.59 PM.png[/attachment]