JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <button class="my-class">Hello</button>
    <button class="my-class">Stack</button>
    <button class="my-class">Overflow</button>
    <p>mt text</p>
</div>

CSS

div {
    text-align: center;
}
.my-class {
    display: inline-block;
    border: 1px solid #cccccc;
    padding: 20px;
}