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 Layout The CSS Box Model Margin

Samuel Kleos
seal-mask
.a{fill-rule:evenodd;}techdegree
Samuel Kleos
Front End Web Development Techdegree Student 13,674 Points
Posted by Samuel Kleos
.a{fill-rule:evenodd;}techdegree
Samuel Kleos
Front End Web Development Techdegree Student 13,674 Points

Why is the height of the content in the header 18.125px?

Anwar's (the instructor) has a content height of 18px. 

header {
  background-color: blue;
  color: ghostwhite;
  border: 12px solid gray;
  padding: 20px 15px;
}
Steven Parker
Steven Parker
231,271 Points
Steven Parker
Steven Parker
231,271 Points

When does it become 18.125px? If you're measuring something you've done in the workspace, make a snapshot of your workspace and post the link to it here.