Having complained for years how difficult it was to tell which of my Opus LIsters was "Active/Source" and which was "Inactive/Target", I descided to solve the problem with my own quiet-relaxing [NON-DARK] Opus Theme, [based on the color scheme of my website latincita.com]
Latincita Style.dlt (292.6 KB)
....only contains colors, no icons or sounds or images