JSFiddle - React, Tailwind, and code Playground

HTML

<div class="background">
  <ul>
      <li>Inbox</li>
      <li>Drafts</li>
      <li>Sent</li>
      <li>Trash</li>
  </ul>
</div>

CSS

body {
    color: white;
}
.background {
    width: 300px;
    background-color: blue;
}
ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: space-around;
}
ul > li {
    display: inline-block;
    background-color: red;
}