JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.js"></script>
<div id="chart">
</div>

JavaScript

var width = 300,
    height = 300;

var chart = d3.select("#chart")
    .append("svg")
    .attr("width", width)
    .attr("height", height);

chart.append("rect");
     .attr("x", 100)
     .attr("y", 100)
     .attr("width", 150)
     .attr("height", 50)
     .attr("fill","blue");