Heading 1
Lorem ipsum dolor sit amet.
Nulstil øvelsen
<html>
...
<main>
<article>
<h1>Heading 1</h1>
<p>Lorem ipsum dolor sit amet.</p>
</article>
<button id="theme-btn">Toggle Theme</button>
</main>
...
</html>
const html = document.querySelector("html");
const btn = document.querySelector("#theme-btn");
function toggleTheme() {
// Toggle "dark" på <html> elementet
}
btn.addEventListener("click", toggleTheme);