@Override
        public boolean equals(final Object o) {
            if (getClass() != o.getClass()) {
                return false;
            }
            final PrefLogTemplate p = (PrefLogTemplate) o;
            return p.getKey().equals(this.getKey());
        }
Follow the global system setting for dark mode.
main/src/main/java/cgeo/geocaching/settings/Settings.java