JSFiddle - React, Tailwind, and code Playground

HTML

<svg>
    <rect x="10" y="10" width="100" height="50" />
</svg>

CSS

rect {
    fill: none;
    stroke: black;
    stroke-width: 10px;
    stroke-miterlimit: 1.4;
    stroke-linejoin: miter;
}