Rvasten

See screenshot

How can i cange the background color of the graph its self. See picture, I like to change the background of the graph erea to gray as this will improve readability of the graph. But this cann't be done in the nagiosgraph.conf I mean the erea where the lines are drawn

How can i cange the background color of the graph its self. See picture, I like to change the background of the graph erea to gray as this will improve readability of the graph. But this cann't be done in the nagiosgraph.conf