Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
handled
Id, class, and element are not a kind of "decimal" or "powers of ten", where 100 classes = 1 Id. A single ID always overrides a class, no matter how many classes there are.
though, fun fact, browsers did not implement this correctly: http://www.thecssninja.com/css/extreme-specificity
It's implementation, not part of standard. In this kata, you should not count on this number.