JSFiddle - React, Tailwind, and code Playground

by TheDiamondDoge

HTML

<div>
<div class="display">
  <input type="text" />
</div>
<div class="numbers">
<button>9</button>
  <button>8</button>
  <button>7</button>
  <button>6</button>
  <button>5</button>
  <button>4</button>
  <button>3</button>
  <button>2</button>
  <button>1</button>
  </div>
  <div class="controls">
    <button>+</button>
    <button>-</button>
    <button>*</button>
    <button>/</button>
  </div>
</div>

CSS

.numbers {
  display: flex;
  flex-wrap: wrap;
}

button {
   flex: 0 0 33.333333%;
}