In post 261 above, elmirage001 pointed out that I had changed a number in grid.css. That was actually part of my trial and error experimenting. I was closer than I thought to getting my problem nailed. Though elmirag001's advice was a bit general, it encouraged me to try again.
I added one more line (and changed the % to fine tune, and I got mostly want I wanted. I still need to get the social media links organized, but I'm confident I can do it.
What helped me the most was I upgraded Firefox and Firebug to the latest versions, and the information provided is much easier to understand than my old versions. See the image below for an example. Find line 163 in grid.css and make adjustments there.
http://www.frogazon.com/images/help/what_did_it.jpg