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 The Solution

Posted by Ankit Kumar
Ankit Kumar
3,981 Points

Dimensions mismatch

The dimensions given in the code do not replicate in the web developer box model.

1 Answer

Rich Donnellan
MOD
Rich Donnellan
Treehouse Moderator 27,671 Points
Rich Donnellan
Rich Donnellan
Treehouse Moderator 27,671 Points

How so? At the end of the video, Guil sets the box-sizing property to account for padding and borders. The border-box value ensures both of these do not add to the size of the element.

The final dimensions at the end of the video are 600w x 300h and this replicates the code.

Edit: I realized I answered this question before — https://teamtreehouse.com/community/why-is-my-box-model-showing-different-dimensions-when-viewed-on-dev-tools