JSFiddle - React, Tailwind, and code Playground

HTML

<div id="div1">div1</div>
        <div id="div2">div2</div>
        <div id="div3">div3</div>
        <div id="div4">div4</div>
        <div id="div5">div5</div>

JavaScript

var color = Array("#F00","#FF0","#0F0","#0FF","#00F");
        var width = Array("20", "40", "60", "80", "100");

        {
            for (i=1; i<=5; i++)
            {
                document.getElementById('div'+i).style.backgroundColor = color[i-1];
                document.getElementById('div'+i).style.width = width[i-1] + "px";
            }
        }