JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box0">Box 0</div>	
<div class="box1">Box1</div>

CSS

.box0 {
    width: 100px;
    height: 100px;
    background-color: brown;
    float: left;
}
.box1 {
    width: 100px;
    height: 100px;
    background-color: red;
}