JSFiddle - React, Tailwind, and code Playground

HTML

<div class="left"></div>
<div class="right"></div>
<div class="center">jkjkj</div>

CSS

.left {
  
  float: left;
  width: 100px;
  height: 100px;
  background: red;
}
.right {
  float: right;
  width: 100px;
  height: 100px;
  background: green;
}
.center {
  overflow: hidden;
  background: blue;
  }
}