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


Space CSS

What's difference betwen "nav a .selected" and "nav a.selected"?

So with/without space betwen a and class (.selected)? THank you

2 Answers

nav a .seclected

Will select first find a nav element then all the anchor (a) elements inside it and then look for any classes of .selected inside these anchors. Whereas

nav a.selected

Will first find a nav element then select only the anchor with a class of .selected. Will make a codepen now and post a demo shortly :)

Thank you very much... it is very useful.