.od-wheel{fill:var(--ph-grid);fill-opacity:.5;stroke:var(--ph-ink);stroke-width:1.5}.od-belt{stroke:var(--ph-solid);stroke-width:3}.od-chain{stroke:var(--ph-ink);stroke-dasharray:4 3;stroke-width:3}.od-axis{stroke:var(--ph-muted);stroke-dasharray:8 3 2 3;stroke-width:1}