JSFiddle - React, Tailwind, and code Playground

HTML

<style>

.node {
    fill: #ccc;
    stroke: #fff;
    stroke-width: 2px;
}

.link {
    stroke: #777;
    stroke-width: 2px;
}

.node text {
  font: 10px sans-serif;
  pointer-events: none;
}

text {
  font: 10px sans-serif;
  pointer-events: none;
}

    </style>

JavaScript

// Define the dimensions of the visualization. We're using
// a size that's convenient for displaying the graphic on
// http://jsDataV.is

var width = window.innerWidth - 20,
    height = innerHeight - 20;

var color = d3.scale.category10();

var force = d3.layout.force()
    .charge(-300)
    .linkDistance(function (l) { return l.value; })
    .gravity(0.03)
    .friction(0.9)
    .size([width, height]);

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

var graph = getData();

var nodeMap = {};

graph.nodes.forEach(function(d) { 
    
    nodeMap[d.name] = d;
	//centering first element	
   if(d.main == true)
   {
        graph.nodes[0].x = width / 2;
        graph.nodes[0].y = height / 2;
    }
                                
});

graph.links.forEach(function(l) {
    l.source = nodeMap[l.source];
    l.target = nodeMap[l.target];
    l.distance = l.value;
    l.size = l.value;
})

force.nodes(graph.nodes)
    .links(graph.links)
    .start();

var link = svg.selectAll(".link")
    .data(graph.links)
    .enter().append("line")
    .attr("class", "link")
    .style("stroke-width", function(d) {
        return 1 / (d.value / 1000);
    });
	
var node = svg.selectAll(".node")
    .data(graph.nodes)
    .enter().append("g");

var circle = node.append("circle")
    .attr("class", "node")
    .attr("id", function (d) { return d.name; })
    .attr("r", 30)
    .style("fill", function (d) {
        return color(d.group);
    })
	.on("mouseover", mouseover)
    .on("mouseout", mouseout)
    .call(force.drag);
	  
var label = node.append("svg:text")
    .text(function(d) { return d.name; });

force.on("tick", function() {
    link.attr("x1", function(d) { return d.source.x; })
        .attr("y1", function(d) { return d.source.y; })
        .attr("x2", function(d) { return d.target.x; })
        .attr("y2", function(d) { return d.target.y; });

    node.attr("transform", function(d) {
        console.log(d);
        return...