JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <section>Normal Flow</section>
    <section>Normal Flow</section>
</div>

CSS

div { /* Water Pool */
    background-color: #f00;
}

section {
    float: left;
    height: 100px;
    border: 1px solid #000;
}

.clear {
    clear: both;
}