diff --git a/src/css/charts.scss b/src/css/charts.scss
index 208a7eb..f8f2fb0 100644
--- a/src/css/charts.scss
+++ b/src/css/charts.scss
@@ -1,25 +1,26 @@
 :root {
 	--fr-label-color: #313b44;
-	--fr-axis-line-color:  #F4F5F6;
+	--fr-axis-line-color: #f4f5f6;
 
 	--fr-stroke-width: 2px;
-	--fr-dataset-circle-stroke: #FFFFFF;
+	--fr-dataset-circle-stroke: #ffffff;
 	--fr-dataset-circle-stroke-width: var(--fr-stroke-width);
 
 	--fr-tooltip-title: var(--fr-label-color);
 	--fr-tooltip-label: var(--fr-label-color);
 	--fr-tooltip-value: #192734;
-	--fr-tooltip-bg: #FFFFFF;
+	--fr-tooltip-bg: #ffffff;
 }
 
 .chart-container {
 	position: relative; /* for absolutely positioned tooltip */
 
-	font-family: -apple-system, BlinkMacSystemFont,
-		'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell',
-		'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
+	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto",
+		"Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans",
+		"Helvetica Neue", sans-serif;
 
-	.axis, .chart-label {
+	.axis,
+	.chart-label {
 		fill: var(--fr-label-color);
 
 		line {
@@ -85,7 +86,9 @@
 	font-size: 12px;
 	text-align: center;
 	background: var(--fr-tooltip-bg);
-	box-shadow: 0px 1px 4px rgba(17, 43, 66, 0.1), 0px 2px 6px rgba(17, 43, 66, 0.08), 0px 40px 30px -30px rgba(17, 43, 66, 0.1);
+	box-shadow: 0px 1px 4px rgba(17, 43, 66, 0.1),
+		0px 2px 6px rgba(17, 43, 66, 0.08),
+		0px 40px 30px -30px rgba(17, 43, 66, 0.1);
 	border-radius: 6px;
 
 	ul {
diff --git a/src/js/objects/SvgTip.js b/src/js/objects/SvgTip.js
index 5dec933..dea73e4 100644
--- a/src/js/objects/SvgTip.js
+++ b/src/js/objects/SvgTip.js
@@ -52,10 +52,10 @@ export default class SvgTip {
 
 	fill() {
 		let title;
-		if(this.index) {
+		if (this.index) {
 			this.container.setAttribute('data-point-index', this.index);
 		}
-		if(this.titleValueFirst) {
+		if (this.titleValueFirst) {
 			title = `<strong>${this.titleValue}</strong>${this.titleName}`;
 		} else {
 			title = `${this.titleName}<strong>${this.titleValue}</strong>`;
@@ -76,8 +76,8 @@ export default class SvgTip {
 			let li = $.create('li', {
 				innerHTML: `<div class="tooltip-legend" style="background: ${color};"></div>
 					<div>
-						<div class="tooltip-value">${ value === 0 || value ? value : '' }</div>
-						<div class="tooltip-label">${set.title ? set.title : '' }</div>
+						<div class="tooltip-value">${value === 0 || value ? value : ''}</div>
+						<div class="tooltip-label">${set.title ? set.title : ''}</div>
 					</div>`
 			});
 
@@ -90,15 +90,15 @@ export default class SvgTip {
 
 		this.top = this.y - this.container.offsetHeight
 			- TOOLTIP_POINTER_TRIANGLE_HEIGHT;
-		this.left = this.x - width/2;
+		this.left = this.x - width / 2;
 		let maxLeft = this.parent.offsetWidth - width;
 
 		let pointer = this.container.querySelector('.svg-pointer');
 
-		if(this.left < 0) {
+		if (this.left < 0) {
 			pointer.style.left = `calc(50% - ${-1 * this.left}px)`;
 			this.left = 0;
-		} else if(this.left > maxLeft) {
+		} else if (this.left > maxLeft) {
 			let delta = this.left - maxLeft;
 			let pointerOffset = `calc(50% + ${delta}px)`;
 			pointer.style.left = pointerOffset;
diff --git a/src/js/utils/colors.js b/src/js/utils/colors.js
index 3496c56..5414cbd 100644
--- a/src/js/utils/colors.js
+++ b/src/js/utils/colors.js
@@ -21,7 +21,7 @@ const PRESET_COLOR_MAP = {
 	'light-orange': '#FECDB8'
 };
 
-function limitColor(r){
+function limitColor(r) {
 	if (r > 255) return 255;
 	else if (r < 0) return 0;
 	return r;
@@ -34,11 +34,11 @@ export function lightenDarkenColor(color, amt) {
 		col = col.slice(1);
 		usePound = true;
 	}
-	let num = parseInt(col,16);
+	let num = parseInt(col, 16);
 	let r = limitColor((num >> 16) + amt);
 	let b = limitColor(((num >> 8) & 0x00FF) + amt);
 	let g = limitColor((num & 0x0000FF) + amt);
-	return (usePound?"#":"") + (g | (b << 8) | (r << 16)).toString(16);
+	return (usePound ? "#" : "") + (g | (b << 8) | (r << 16)).toString(16);
 }
 
 export function isValidColor(string) {