JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
<div class="one">
</div>
</div>

CSS

.wrapper {
    width: 100%;
    height: 600px;
    background: yellow;
  
}

.one {
    width:200px;
    height:200px;
    position:relative;
    top:400px;
    left:65%;
    background-color:red;
}