Tell us what’s happening:
Describe your issue in detail here.
What have I done wrong? The link was already self-closed, but the code did not pass.
**Your code so far**
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>City Skyline</title>
<link rel="stylesheet" href="styles.css" />
</head>
<body>
</body>
</html>
**Your browser information:**
User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Challenge: Learn CSS Variables by Building a City Skyline - Step 4
Link to the challenge: