JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div>left</div>
    <div>center</div>
    <div>right</div>
</div>

CSS

.container {
    font-size: 0; /*fix white space*/
}
.container > div {
    font-size: 16px; /*reset font size*/
    display: inline-block;
    vertical-align: top;
    width: 33.33%;
    border: 1px solid red;
    box-sizing: border-box;
    text-align: center;
}
@media (max-width: 480px) { /*breakpoint*/
    .container > div {
        display: block;
        width: 100%;
    }
}