// X and Y axis labels and captions default to global style if not provided
    // - X Axis Labels
    if (!this.settings.xAxisLabelColor) {
      this.settings.xAxisLabelColor = this.settings.labelColor;
    }
    if (!this.settings.xAxisLabelFont) {
      this.settings.xAxisLabelFont = this.settings.labelFont;
    }
    if (!this.settings.xAxisLabelFontSize) {
      this.settings.xAxisLabelFontSize = this.settings.labelFontSize;
    }
    // - Y Axis Labels
    if (!this.settings.yAxisLabelColor) {
      this.settings.yAxisLabelColor = this.settings.labelColor;
    }
    if (!this.settings.yAxisLabelFont) {
      this.settings.yAxisLabelFont = this.settings.labelFont;
    }
    if (!this.settings.yAxisLabelFontSize) {
      this.settings.yAxisLabelFontSize = this.settings.labelFontSize;
    }
    // - Y Axis Caption
    if (!this.settings.yAxisCaptionColor) {
      this.settings.yAxisCaptionColor = this.settings.labelColor;
    }
    if (!this.settings.yAxisCaptionFont) {
      this.settings.yAxisCaptionFont = this.settings.labelFont;
    }
    if (!this.settings.yAxisCaptionFontSize) {
      this.settings.yAxisCaptionFontSize = this.settings.labelFontSize;
    }
    // - Hover Labels - Labels from the X Axis that appear when hovering over points in the graph
    if (!this.settings.hoverLabelColor) {
      this.settings.hoverLabelColor = this.settings.labelColor;
    }
    if (!this.settings.hoverLabelFont) {
      this.settings.hoverLabelFont = this.settings.labelFont;
    }
    if (!this.settings.hoverLabelFontSize) {
      this.settings.hoverLabelFontSize = this.settings.labelFontSize;
    }
    // - Hover Values - Values from the Y Axis that appear when hovering over points in the graph
    if (!this.settings.hoverValueColor) {
      this.settings.hoverValueColor = this.settings.labelColor;
    }
    if (!this.settings.hoverValueFont) {
      this.settings.hoverValueFont = this.settings.labelFont;
    }
    if (!this.settings.hoverValueFontSize) {
      this.settings.hoverValueFontSize = this.settings.labelFontSize;
    }
    // Label Styles
    // - General
    this.labelStyle = {
      font: this.settings.labelFontSize + '"' + this.settings.labelFont + '"',
      fill: this.settings.labelColor
    };
    // - X Axis Labels
    this.xAxisLabelStyle = {
      font: this.settings.xAxisLabelFontSize + '"' + this.settings.xAxisLabelFont + '"',
      fill: this.settings.xAxisLabelColor
    };
    // - Y Axis Labels
    this.yAxisLabelStyle = {
      font: this.settings.yAxisLabelFontSize + '"' + this.settings.yAxisLabelFont + '"',
      fill: this.settings.yAxisLabelColor
    };
    // - Y Axis Caption
    this.yAxisCaptionStyle = {
      font: this.settings.yAxisCaptionFontSize + '"' + this.settings.yAxisCaptionFont + '"',
      fill: this.settings.yAxisCaptionColor
    };
    // - Hover Labels
    this.hoverLabelStyle = {
      font: this.settings.hoverLabelFontSize + '"' + this.settings.hoverLabelFont + '"',
      fill: this.settings.hoverLabelColor
    };
    // - Hover Values
    this.hoverValueStyle = {
      font: this.settings.hoverValueFontSize + '"' + this.settings.hoverValueFont + '"',
      fill: this.settings.hoverValueColor
    };