**what is my issue this code i am caret my problem but
not run my code
.
**Your code so far**
/* file: index.html */
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Balance Sheet</title>
<link rel="stylesheet" href="./styles.css">
</head>
<body>
<main>
<section>
<h1>
<span class="flex">AcmeWidgetCorp</span>
<span class="flex">Balance Sheet</span>
</h1>
</section>
</main>
</body>
</html>
/* file: styles.css */
**Your browser information:**
User Agent is: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Challenge: Learn More About CSS Pseudo Selectors By Building A Balance Sheet - Step 4
Link to the challenge: