JSFiddle - React, Tailwind, and code Playground

HTML

<div class="someContainer">
    <div class="someFloat">Float 1</div>
    <div class="someFloat">Float 2</div>
    <div class="someFloat">Float 3</div>
</div>

CSS

.someContainer
{
    border: 1px solid green;    
    overflow: auto;
}

.someFloat
{
    width: 100px;
    height: 100px;
    border: 1px solid #f00;
    float: left;
}