Tell us what’s happening:
Please help, I’m so stuck
Your code so far
`
html
:root { --red-color: red; } .red-box { background: var(--red-color); height: 200px; width:200px; } `
Your browser information:
User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.78 Safari/537.36
.
Link to the challenge:
https://learn.freecodecamp.org/responsive-web-design/basic-css/improve-compatibility-with-browser-fallbacks