What I have done to the best of my ability:
• added z-index to separate the DDM from the what it is supposed to be over
• changed all positions to relative, as I read, this is how the z-index needed to work
here is the site:
PS: i'm on firefox mac
Thanks so much to anyone for even considering my problem, even if you don't have a solution. And if you have a solution, and are in San Francisco, I will buy you a donut.