What I am trying to do is, on the web, to white out the background report and just highlight the rows with the top nodes of the hierarchy in another color. Is it possible to do that using Stylesheet. If so, how can it be done.
You can change the background for the entire body tag with the stylesheet, as well as the different levels of the heirarchy. For the hierarchy levels, use the following classes:
SAPBEXHLevel0 - Hierarchy level 0
SAPBEXHLevel1 - Hierarchy level 1
SAPBEXHLevel2 - Hierarchy level 2
SAPBEXHLevel3 - Hierarchy level 3
For the body, just define a class as follows: