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JavaScript CSS Selectors Quickstart CSS Selector Basics Basic Selectors Challenge

In the file index.html, give the <footer> element an ID value of main-footer.

My html is correct but my css isn't

Footer { main-footer: 40px; }

/* Complete the challenge by writing CSS below */

h1 { 
  font-size: 62px;
img {
    margin-bottom: 20px;

div {
  padding: 15px;
footer {
  main-footer: 40px;
<!DOCTYPE html>
    <title>Basic Selectors Challenge</title>
    <link rel="stylesheet" href="page.css">
    <link rel="stylesheet" href="style.css">
      <h1>Lake Tahoe, California</h1>
      <img src="mtn-landscape.jpg" alt="foggy mountains">
      <h2>Journey Through the Sierra Nevada Mountains</h2>
      <p>Lake Tahoe is one of the most breathtaking attractions located in California. It's home to a number of ski resorts, summer outdoor recreation, and tourist attractions. Snow and skiing are a significant part of the area's reputation.</p>
    <footer id='main-footer'>
      All rights reserved to the state of California.

1 Answer

Steven Parker
Steven Parker
216,136 Points

The instructions say: "Then, in style.css, select the footer ID and apply a 40px top margin."


  • the CSS should select the footer by using the ID instead of the tag name
  • the value of 40px is correct, but it should be applied to the top margin
  • "main-footer" is not a CSS property name