Style the HTML Body Element help

Tell us what’s happening:
can you tell me what’s wrong with this code for changing body background? unable to proceed further.

Your code so far

  body {
  background-color: black;

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36 Edge/15.15063.

Link to the challenge:

That should be fine. Try resetting the challenge and putting your solution in again. Don’t forget to click “run tests”.