JSFiddle - React, Tailwind, and code Playground

HTML

<h1>без сжатия html</h1>

<div>
  1
</div>
<div>
  2
</div>

<h2>со сжатием</h2>

<div>
  1
</div><div>
  2
</div>

CSS

div {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: red;
}