Learn Responsive Web Design by Building a Piano - Step 6

Tell us what’s happening:

Hello, i tried to understand what’s wrong but i can’t see what’s wrong. I try to reset code, refresh page, but nothing, same prompt: Your third .key should have black–key in the class. Pls help.

Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>Piano</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  </head>
  <body>

<!-- User Editable Region -->

    <div id="piano">
      <div class="keys">
        <div class="key"></div>
        <div class="black--key, key"></div>
        <div class="black--key, key"></div>
        <div class="key"></div>
        <div class="key"></div>
        <div class="key"></div>
        <div class="key"></div>
      </div>
    </div>

<!-- User Editable Region -->

  </body>
</html>
/* file: styles.css */

Your browser information:

User Agent is: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:125.0) Gecko/20100101 Firefox/125.0

Challenge Information:

Learn Responsive Web Design by Building a Piano - Step 6

Welcome to the forum!

You don’t need to separate the classes with commas and you still need to add three more black–key. Read the text closely.