Originally Posted by Dan__
In the viewer I've pasted the stuff below in as the CSS. As you can see I've changed the color to 255,255,255 to see if anything would happen because I've not been able to detect any change the the viewer when I change the margins or line spacing. There must be something simple but non-obvious that I am not doing. From reading all the descriptions in the CSS thread, this should have changed the appearance of the viewer but it does not.
h1, h2, h3, h4, h5, h6
Apparently line-spacing is no longer a valid CSS command. It is now line-height.
Perhaps it's time to update the obsolete suggestions on the CSS thread so that all of us novices don't go crazy trying to solve the wrong problems.
Just a thought.