JSFiddle - React, Tailwind, and code Playground

HTML

<button class="button">button</button>
<input type="button" class="button" value="input" />
<a class="button">anchor</a>

CSS

.button {
  -webkit-appearance: button;
  border: solid 1px #bbb;
  background-color: #888;
  color: #000;
  padding: 1px 8px;
  font: inherit;
  font-size: 1em;
}