<!doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <title>Selectors: Pseudo-class and Pseudo-element Selectors</title>
    <link rel="stylesheet" href="../styles.css" />
    <style>
      body {
        background-color: #fff;
        color: #333;
        font:
          1.2em / 1.5 Helvetica Neue,
          Helvetica,
          Arial,
          sans-serif;
        padding: 1em;
        margin: 0;
      }
      * {
        box-sizing: border-box;
      }

      table {
        border