JSFiddle - React, Tailwind, and code Playground

JavaScript

var outerDiv = document.createElement("div");
outerDiv.className = "spa-shell-head";

var innerDiv1 = document.createElement("div");
innerDiv1.className = "spa-shell-head-logo";

var innerDiv2 = document.createElement("div");
innerDiv2.className = "spa-shell-head-acct";

var innerDiv3 = document.createElement("div");
innerDiv3.className = "spa-shell-head-search";

outerDiv.appendChild(innerDiv1);
outerDiv.appendChild(innerDiv2);
outerDiv.appendChild(innerDiv3);
document.body.appendChild(outerDiv);