Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

CSS CSS Selectors Advanced Selectors :nth Pseudo-Class Challenge

Hey, nice job! To see which combination of images we selected, give them a different border-color value

What's wrong with my code?

Question: Hey, nice job! To see which combination of images we selected, give them a different border-color value –– any color you want. Don't forget to preview before you click "check work".

style.css
/* Write the CSS in the media query below */

@media (min-width: 607px) {
  img{
    float: left;
  }
  img:nth-child(3n+4) {
  clear:left;
  }
   img:checked{
  border-color: red;
    }

}
index.html
<!DOCTYPE html>
<html>
<head>
    <title>Selectors</title>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="page.css">
  <link rel="stylesheet" href="style.css">
</head>
<body>
    <img src="thumb-forest.jpg" alt="">
    <img src="thumb-resort.jpg" alt="">
    <img src="thumb-trees.jpg" alt="">
    <img src="thumb-falls.jpg" alt="">
    <img src="thumb-view.jpg" alt="">
    <img src="thumb-sunset.jpg" alt="">
    <img src="thumb-lake.jpg" alt="">
    <img src="thumb-beach.jpg" alt="">
    <img src="thumb-bay.jpg" alt="">
    <img src="thumb-peaks.jpg" alt="">
    <img src="thumb-falls.jpg" alt="">
    <img src="thumb-resort.jpg" alt="">
</body>
</html>

2 Answers

it's not looking for checked, checked is for check boxes and radio buttons. it means selected by the nth-child selector.

img{ border-color: #92BBC8; }

correct way!