(horizontal-skylines . ,ly:separation-item::calc-skylines)
(skyline-vertical-padding . 0.15)
(X-extent . ,ly:axis-group-interface::width)
(horizontal-skylines . ,ly:separation-item::calc-skylines)
(skyline-vertical-padding . 0.15)
(X-extent . ,ly:axis-group-interface::width)