A Strategy Guide To CSS Custom Properties — Smashing Magazine

PHOTO EMBED

Sun Nov 27 2022 01:21:41 GMT+0000 (Coordinated Universal Time)

Saved by @danlourenco 

:root {
  --font-size-small: 1.2em;
  --font-size-large: 2em;            
}
.example {
  font-size: var(--font-size-small);
}
@media screen and (min-width: 800px) {
  .example {
    font-size: var(--font-size-large);
  }
}
content_copyCOPY

https://www.smashingmagazine.com/2018/05/css-custom-properties-strategy-guide/