JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>#1</li>
    <li>#2</li>
    <li>#3</li>
    <li>#4</li>
    <li>#5</li>
</ul>

CSS

ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
}

li {
    float: left;
    width: 100px;
    height: 100px;
    margin: 15px;
    padding: 0;
    border: solid 1px black;
}