<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>:focus and :focus-within test</title>
<style>
:focus {
background-color: magenta;
}
p.focus-within-test:focus-within {
background-color: lime;
}
</style>
</head>
<body>
<h1>:focus and :focus-within test</h1>
<p>
Anything with :focus will have a magenta background.
<button>I'm a button</button>
<input type="text" value="Hello friends!"/>
</p>
<p class="focus-within-test">
This paragraph will turn green if anything inside it is focused.
<button>I'm a button</button>
<input type="text" value="Hello friends!"/>
</p>
</body>
</html>
