osem_dash/app/assets/styles/_charts.scss

/* Footer
   ========================================================================== */
svg.chart {
  // Avoids that the chart grows because of the gap left by inline elements.
  display: block;
}

.line-chart-wrapper {
  min-height: 10rem;
}

.line-chart {
  .data-line {
    stroke: #fff;
    stroke-width: 2px;
    fill: none;
  }

  .edge {
    font-size: 0.75rem;
    fill: rgba(#fff, 0.8);
  }

  .days {
    font-size: 0.75rem;
    fill: rgba(#fff, 0.8);
  }

  .x.axis text {
    font-size: 0.75rem;
    fill: rgba(#fff, 0.8);
  }

  .y.axis {
    .line {
      stroke: rgba(#fff, 0.8);
      stroke-dasharray: 4 4;  
    }
    .label {
      @extend .antialiased;
      fill: rgba(#fff, 0.8);
      font-size: 0.75rem;
    }
  }
}