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
John Rothra
6,711 PointsJust discovered that css class names can't start with numbers
I'm sure many will go, "Yeah, we knew that." Well, I've never before run into this so it never came up. I tried using .1x-cover-fp for an image class name and it wouldn't take (showed in dark blue, not green, in Workspaces). When I changed it to .fp-1x-cover it worked fine.
Well, now I know.
1 Answer
Andrei Duhanes
14,155 PointsTo be frank, I never tried to use a number when defining a class. But it's good to know never to start : )), and yes, it does highlight that is not correct.