CSS: scrollTop scrollLeft

<!DOCTYPE html>
<html lang="en-US">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div {
            width: 200px;
            height: 300px;
            background-color: peru;
            margin: 10px;
            border: 20px dotted magenta;
            /* border-bottom-width: 50px; */
            padding: 30px;
        }

        section {
            background-color: plum;
            width: 100px;
            height: 200px;
            overflow: auto;
            margin: 10px;
            border: 20px dashed teal;
            /* border-top-width: 50px; */
            padding: 30px;
        }

        body {
            background-color: aqua;
            /* height: 1500px; */
            /* width: 1500px; */
        }

        html {
            background-color: tan;
            border: 10px dashed maroon;
            padding: 20px;
        }
    </style>
</head>

<body>
    <section>
        <div></div>
    </section>
    <fieldset></fieldset>
    <code></code>
    <figure></figure>
    <code></code>
    <script>
        const section = document.querySelector('section')
        const div = document.querySelector('div')
        const scrollTop = document.querySelector('code:nth-last-of-type(2)')
        const scrollLeft = document.querySelector('code:nth-last-of-type(1)')
        section.addEventListener('scroll', function(e) {
            scrollTop.textContent = `scrollTop : ${this.scrollTop}`
            scrollLeft.textContent = `scrollLeft: ${this.scrollLeft}`
        })
    </script>
</body>

</html>

document.documentElement

<!DOCTYPE html>
<html lang="en-US">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div {
            width: 200px;
            height: 300px;
            background-color: peru;
            margin: 10px;
            border: 20px dotted magenta;
            /* border-bottom-width: 50px; */
            padding: 30px;
        }

        section {
            background-color: plum;
            width: 100px;
            height: 200px;
            overflow: auto;
            margin: 10px;
            border: 20px dashed teal;
            /* border-top-width: 50px; */
            padding: 30px;
        }

        body {
            background-color: aqua;
            height: 1500px;
            width: 1500px;
        }

        html {
            background-color: tan;
            border: 10px dashed maroon;
            padding: 20px;
        }

        code {
            position: fixed;
        }
    </style>
</head>

<body>
    <section>
        <div></div>
    </section>
    <fieldset></fieldset>
    <code></code>
    <figure></figure>
    <code></code>
    <script>
        const section = document.querySelector('section')
        const div = document.querySelector('div')
        const scrollTop = document.querySelector('code:nth-last-of-type(2)')
        const scrollLeft = document.querySelector('code:nth-last-of-type(1)')
        window.addEventListener('scroll', function(e) {
            scrollTop.textContent = `scrollTop : ${this.scrollTop}`
            scrollLeft.textContent = `scrollLeft: ${this.scrollLeft}`
        }.bind(document.documentElement))
    </script>
</body>

</html>