JSFiddle - React, Tailwind, and code Playground

HTML

<div class="table">
    <div class="cell"></div>
    <div class="cell"></div>
</div>

CSS

.table {
    display: table;
    width: 100%;
    border-spacing: 11px 0;
    border: 1px solid #222;
}

.cell {
    display: table-cell;
    width: 50%;
    height: 20px;
    border: 1px solid #999;
    background: #ccc;
}