JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    <div class="container">
        <div class="left">
           Left content
        </div><div class="right">
            right content
        </div>
    </div>
</div>

CSS

.wrapper{
  margin: 0 auto 0 auto;
	max-width: 100%;
	text-align: left;
}

.container{
	position: relative;
	max-width: 1280px;
	height: 260px;
	background: #ffffff;
  margin: 0 auto;
}

.left{
  position:relative;
  display:inline-block;
  width:50%;
  border:1px solid #000;
  }
  
.right{
  position:relative;
  display:inline-block;
  width:49%;
  border:1px solid #000;
  }