d3 styling

diagnostics.scss

    .d3Content {
      fill: none;

      .area {
        fill: #eee;
        stroke: none;
        &.light { fill: transparentize($light, 0.7); }
        &.dark { fill: transparentize($dark, 0.7); }
        &.crit { fill: transparentize($crit, 0.5); }
      }

      .line {
        stroke: #eee;
        stroke-width: 1;
        &.light { stroke: $light; }
        &.dark { stroke: $dark; }
        &.crit { stroke: $crit; }
      }
    }