@function light-tooltip-chart-theme() {
  @return tooltip-theme(#555, #fff);
}

@function dark-tooltip-chart-theme() {
  @return tooltip-theme(#fff, #555);
}

@function tooltip-theme($background-color, $foreground-color) {
  @return (
    background-color: $background-color,
    foreground-color: $foreground-color,
  );
}

@mixin tooltip-chart-theme($theme) {

  #dlChartTooltip {
    background-color: map-get($theme, background-color);
    color: map-get($theme, foreground-color);
  }
}