.llr-history { --llr-positive: #78d28b; --llr-neutral: #dfc17a; --llr-negative: #e87979; }
.llr-bound { stroke-width: 1; stroke-dasharray: 4 5; stroke-opacity: .65; }
.llr-bound-upper { stroke: var(--llr-positive); }
.llr-bound-lower { stroke: var(--llr-negative); }