JSFiddle - React, Tailwind, and code Playground

HTML

<header>
  <em>The Best Site in the World</em>
</header>

<nav>
  <ul>
    <li><a href="#">Home</a></li>
    <li><a href="#">Link</a></li>
    <li><a href="#">Link</a></li>
    <li><a href="#">Link</a></li>
    <li><a href="#">Link</a></li>
  </ul>
</nav>

<main>
  <h1>
    The Best Page on The Best Site
  </h1>
  
  <p>
    Lorem ipsum dolor sit amet?
  </p>
</main>

<footer>
  &copy; 2022
</footer>

CSS

header,
nav,
main,
footer {
  max-width: 72ch;
  margin: 1rem auto;
  padding: 1rem;
  box-sizing: border-box;

  background: #e2e2e2;
  
  font-family: sans-serif;
}

nav ul {
  margin: 0;
  padding: 0;
}

nav ul li {
  display: inline-block;
  margin-right: 0.5rem;
}