Learn CSS Colors by Building a Set of Colored Markers - Step 5

Tell us what’s happening:
Describe your issue in detail here.

  **Your code so far**
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width",initial-scale="1.0">
  <title>Colored Markers</title>
</head>
<body>
</body>
</html>

I am having problem running this code, and all the details of this has been imputed. Please kindly send a reply. Thank you

  **Your browser information:**

User Agent is: Mozilla/5.0 (Linux; Android 10; Nokia 3.4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Mobile Safari/537.36

Challenge: Learn CSS Colors by Building a Set of Colored Markers - Step 5

Link to the challenge:

Hi, syntax issue here.
There are plenty of examples of this tag on the web. You can search for it or figure it out by yourself