I realize this is a common problem, and I swear I have looked extensively at other posts on this topic, but still I remain hopeless. Maybe all the dicking around has just screwed up my stylesheet beyond repair.
Anyway, I just want what everyone else does: my images to have healthy margins and not have the text running right into them, they way they are now. Here's an example.
You guys always seem to have the perfect thing, so I'm hoping to get some magic code for my style.css