JSFiddle - React, Tailwind, and code Playground

HTML

<div class="div1">div1</div>
<div class="div2">div2</div>

CSS

.div1 {
  float: left;
  width: 200px;
  height: 100px;
  background: violet;
}

.div2 {
  width: auto;
  margin-left: 200px;    
  height: 100px;
  background: yellow;    
}