JSFiddle - React, Tailwind, and code Playground

HTML

<div id="wrapper">
<div id="one">
    <h1>DIV 1</h1>
    <h4>content</h4>
    <h4>content</h4>
    <h4>content</h4>
    <h4>content</h4>
</div>
<div id="two">
    <h1>DIV 2</h1>
</div>
</div>

CSS

#one, #two{
    width:150px;
    border:1px solid red;
    margin:10px;
    padding:10px;
}
#wrapper{
    margin:0 10px;
    display:flex;
}