Tell us what’s happening:
i can’t understand the question.
Your code so far
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Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.122 Safari/537.36.
Challenge: Improve Compatibility with Browser Fallbacks
Link to the challenge:
You need not put the red color second time. Some other color was given in the question. Put that and then check.
They want you to simple add a fallback color onto the .redbox
.red-box rule should include a fallback with the
background set to red immediately before the existing