JSFiddle - React, Tailwind, and code Playground

by Shashank D

HTML

<!DOCTYPE html>
<meta charset="utf-8">
<style>

.area {
  fill: #ffe368;
  opacity: 0.6;
  clip-path: url(#clip);   
}

.areax {
  fill: #8cffa4;
  opacity: 0.6;
  clip-path: url(#clip);   
}

.zoom {
  cursor: move;
  fill: none;
  pointer-events: all;
}

body {
  background-color: #F1F3F3    
}
.axis {
  font: 10px sans-serif;
}

.axis path,
.axis line {
  fill: none;
  stroke: #D4D8DA;
  stroke-width: 2px;
  shape-rendering: crispEdges;
}

.line {
  fill: none;
  stroke: #6F257F;
  stroke-width: 5px;
}

.overlay {
  fill: none;
  pointer-events: all;
}

.focus circle {
  fill: #F1F3F3;
  stroke: #6F257F;
  stroke-width: 5px;
}

.hover-line {
  stroke: #6F257F;
  stroke-width: 2px;
  stroke-dasharray: 3,3;
}

</style>
<svg width="1200" height="500"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>

var svg = d3.select("svg"),
    margin = {top: 20, right: 20, bottom: 110, left: 40},
    margin2 = {top: 430, right: 20, bottom: 30, left: 40},
    width = +svg.attr("width") - margin.left - margin.right,
    height = +svg.attr("height") - margin.top - margin.bottom,
    height2 = +svg.attr("height") - margin2.top - margin2.bottom;

var parseDate = d3.timeParse("%b %Y")
    bisectDate = d3.bisector(function(d) { return d.date; }).left;;   

var x = d3.scaleTime().range([0, width]),  
    x2 = d3.scaleTime().range([0, width]), 
    y = d3.scaleLinear().range([height, 0]),
    y2 = d3.scaleLinear().range([height2, 0]);

var xAxis = d3.axisBottom(x),
    xAxis2 = d3.axisBottom(x2),
    yAxis = d3.axisLeft(y);

var brush = d3.brushX()
    .extent([[0, 0], [width, height2]])
    .on("brush end", brushed);

var zoom = d3.zoom()
    .scaleExtent([1, 10])  
    .translateExtent([[0, 0], [width, height]])
    .extent([[0, 0], [width, height]])
    .on("zoom", zoomed);

var area = d3.area()
    .curve(d3.curveMonotoneX)
    .x(function(d) { return x(d.date); })
    .y0(height)
    .y1(function(d) { return y(d.price); });

var area2 = d3.area()
   ...