Css set variable

:root {
  --main-bg-color: coral;
}

#div1 {
  background-color: var(--main-bg-color);
}

#div2 {
  background-color: var(--main-bg-color);
}

Css variables

:root {
  --first-color: #16f;
  --second-color: #ff7;
}

#firstParagraph {
  background-color: var(--first-color);
  color: var(--second-color);
}

#secondParagraph {
  background-color: var(--second-color);
  color: var(--first-color);
}

#container {
  --first-color: #290;
}

#thirdParagraph {
  background-color: var(--first-color);
  color: var(--second-color);
}

Source: developer.mozilla.org

How to use variables in css

:root {
  --clr-primary-1: hsl(205, 86%, 17%);
}

.container{
  background-color: var(--clr-primary-3);
}

Similar codes

0 vote241 views1 answer
Github lottie
CSS
48 votes198 views6 answers
Html font size
CSS
0 vote183 views1 answer
Opposite of :not css
CSS
7 votes184 views6 answers
Css animation loop
CSS
0 vote193 views1 answer
Tailwind css flex-row-reverse for grid reverse
CSS
0 vote179 views1 answer
Li move to left
CSS
38 votes190 views5 answers
Roboto
CSS
0 vote195 views1 answer
Php-twig (> 2.9) but 2.6.2-2
CSS
3 votes193 views1 answer
Responsive flexbox in css
CSS
1 vote192 views2 answers
Border for text in html
CSS