Learn CSS Transforms by Building a Penguin - Step 12

what does this mean…
You should give .penguin a margin-top of 75px , but found auto

  **Your code so far**
<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <link rel="stylesheet" href="./styles.css" />
  <title>Penguin</title>
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
</head>

<body>
  <div class="penguin"></div>
  <div class="ground"></div>
</body>
</html>
/* file: styles.css */
body {
background: linear-gradient(45deg, rgb(118, 201, 255), rgb(247, 255, 222));
margin: 0;
padding: 0;
width: 100%;
height: 100vh;
overflow: clip;
}

.penguin {
width: 300px;
height: 300px;
margin-top:75px; 
margin: auto ;
}

.ground {
width: 100vw;
height: 400px;
background: linear-gradient(90deg, rgb(88, 175, 236), rgb(182, 255, 255));
z-index: 3;
position: absolute;
}
  **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36

Challenge: Learn CSS Transforms by Building a Penguin - Step 12

Link to the challenge:

Hello there.

Please Tell us what’s happening in your own words.

Learning to describe problems is hard, but it is an important part of learning how to code.

Also, the more information you give us, the more likely we are to be able to help.

You should give .penguin a margin-top of 75px , but found auto…it says like this

What do you think this styling code is telling the browser to do?

thank you i get it now. margin auto must come first