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 Basics (2014) Understanding Values and Units Rem Units

IT Team Developer
IT Team Developer
2,570 Points
Posted by IT Team Developer
IT Team Developer
2,570 Points

Which element is the ROOT element in rem?

rem will based on the size of root element, which element is the root? Is it always Body (if i defined font size in body)?

1 Answer

andren
andren
28,558 Points
andren
andren
28,558 Points

The root element is the topmost element. In a HTML document that is the html element itself, which is above even the body element.

B.B. Groeneveld
B.B. Groeneveld
2,826 Points

Hi andren,

Just to be sure.... I therefore define the font-size in html, most likely in percentages. Right?