I noticed each time I'm going to log into your platform that I have to search for the login because the Sign Up is so powerfully overwhelming from the other links.
Therefore... I have a cosmetic suggestion to improve a bit the user experience on the site. It's the "log in" link. I think that having it the same color as the button's background would make it more relevant to its function compared to the other links on the menu. I'm an ad agency owner and web designer/graphic artist, but it's my humble opinion here. Attached is what I mean: