Improve Compatibility with Browser Fallbacks by Rohit Raj

Tell us what’s happening:

Your code so far

  :root {
    --red-color: red;
  .red-box {
    background: var(--red-color, red);
    height: 200px;
<div class="red-box"></div>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36.

Link to the challenge: text

What is your question?
Read the instructions. There is an empty line in your code to write a rule to set the background color.

This still doesn’t set the background color in old browsers that don’t support variables