currently I have this, for highlighting reply's or posts from people having rank id "4" (administrators) but somehow it is not working I am running this on 4.5 would love to hear what I am doing wrong, and some feedback.
[data-membergroup="4"].ipsComment_highlighted:not(.ipsBox_transparent):not(.ipsModerated):not(.ipsComment_selected):not(.ipsComment_popular) {
border-color: #ffeb00 !important;
box-shadow: 0 0 5px #ffeb00 !important;
}