JSFiddle - React, Tailwind, and code Playground

HTML

<div class="background">
<div class="logo">
</div> 
</div>

CSS

.logo{background: #000;
 height:40px;
width:400px;
 margin-left:100px;
display:block;
    position: relative;
    top: 20px;
 }

 .background{
 background: #f00;
 width:100%;
 height:94px;
  min-width:1345px;
 }