City Skyline Step 40

IDK why this code is not passing???

bb1a {
  width: 70%;
  height: 10%;

You should include all of your raw code and the link to the lessons.

Additionally we know you are here because you can’t pass the step or have some issues.

What you should be doing is explaining what are you trying to accomplish and what step you have taken. But first we need to see the rest of your code