Practical Example

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">

  <meta property="og:title" content="Markup Highlighting Example">
  <meta property="og:url" content="https://example.com">
  <meta property="og:description" content="Markup highlighting example">
  <meta property="og:image" content="images/featured-image.jpg">
  <meta property="og:site_name" content="Feather Highlight">
  <meta name="title" content="Markup Example">
  <meta name="description" content="Markup highlighting example">

  <link rel="shortcut icon" href="https://example.com/images/icon.png">
  <link rel="icon" href="https://example.com/images/icon.png">
  <link rel="apple-touch-icon" sizes="152x152" href="https://example.com/images/apple-touch-icon.png">
  <link rel='dns-prefetch' href='//s.w.org' />

  <title>Markup</title>

  <script src="./main.js"></script>
  <script src="https://example.com/library.js"></script>

  <script>
    <![CDATA[
      <message> CDATA section </message>
    ]]>
  </script>

  <!-- Embed styles -->
  <style>
    /* Define variables */
    :root {
      --text-color: #333;
    }

    @font-face {
      font-family: 'Roboto';
      font-style: normal;
      font-weight: 300;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmSU5fCRc4EsA.woff2) format('woff2');
      unicode-range: U+0460-052F, U+1C80-1C88, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
    }

    body
    {
      color: var( --text-color );
      padding: 0 !important;
    }

    #container {
      padding: 2rem 2rem 4rem;
    }

    @media ( max-width: 1200px ) {
      #toc {
        padding: 1rem;
      }
    }
  </style>
</head>
<body>
<header id="main-header" class="l-masthead p-masthead">
  <div class="p-branding" style="margin-right: 2px; border: 1px solid #ccc; font-family: 'Times New Roman', serif;">
    <span class="p-branding__logo">
      <a
        href="https://example.com/"
        class="custom-logo-link"
        rel="home"
      >
          <img width="167" height="54" src="https://example.com/images/logo-white-small.png" class="custom-logo" alt="Branding Logo">
      </a>
    </span>
  </div>

  <nav id="main-navigation" class="p-navigation">
    <div class="menu-main-container">
      <ul id="header-navigation-list" class="p-navigation__list">
        <li id="menu-item-1" class="menu-item menu-item-1">
          <a href="https://example.com" aria-current="page">Home</a></li>
        <li id="menu-item-2" class="menu-item menu-item-2">
          <a href="https://example.com/category/documents/">Documents</a>
        </li>
        <li id="menu-item-3" class="menu-item menu-item-3">
          <a target="_blank" rel="noopener noreferrer" href="https://github.com/">GitHub</a>
        </li>
      </ul>
    </div>
  </nav>
</header>

<main id="main" class="p-main">
  <section class="p-section">
    <h2>Demo</h2>
    <p>
      Here is a very <strong>simple</strong> example:
    </p>
    <div class="p-example__splide">
      <div
        id="example"
        class="p-example"
        data-options='{"height":"9rem","breakpoints":{"600":{"height":"6rem"}}}'
      >
      </div>
    </div>
  </section>
</main>

<script>
  // Small script code
  const main = document.getElementById( 'main' );
  main.addEventListener( 'click', function () {
    console.log( 'clicked' );
  } );
</script>
</body>
</html>
  

Comments

<!-- Comment -->
<!--
  Multiline
  Comment
-->
  

Tags/Attributes

<a
  id="link"
  href="https://example.com/"
  class="custom-logo-link"
  rel="home"
>
  <figure style="padding: 2rem">
    <img src="https//example.com/images/image.jpg" alt="An awesome image">
    <figcaption>An awesome image</figcaption>
  </figure>
</a>
  

Style Tag

<style>
  input[type="submit"] {
    padding: 1em 2em;
  }

  .container {
    color: blue;
  }

  .container .button {
    color: blue;
  }

  .container > .button {
    color: blue;
  }

  .container + .button {
    color: blue;
  }

  .container ~ .button {
    color: blue;
  }

  @font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url(https://fonts.gstatic.com/s/roboto/v20/KFOlCnqEu92Fr1MmSU5fCRc4EsA.woff2) format('woff2');
    unicode-range: U+0460-052F, U+1C80-1C88, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
  }
</style>
  

Script Tag

<script>
const object = { a: 1, b: 2, c: 3 };
const values = [];

Object.keys( object ).forEach( key => {
  const value = object[ key ];

  if ( typeof value === 'number' ) {
    values.push( object[ key ] * 2 );
  }
} );

console.log( values );
</script>
  

HTML Entities

&lt; &gt; &amp; &quot; &apos;
&cent; &pound; &yen; &euro; &copy; &reg;
&#60; &#162;