Custom properties css

// get variable from inline style
element.style.getPropertyValue("--my-var");

// get variable from wherever
getComputedStyle(element).getPropertyValue("--my-var");

// set variable on inline style
element.style.setProperty("--my-var", jsVar + 4);

Source: developer.mozilla.org

Similar codes

0 vote247 views1 answer
Bulma modal
CSS
16 votes264 views4 answers
Last child after css
CSS
0 vote278 views1 answer
How to set the scroll in bootstrap4 table body
CSS
1 vote265 views1 answer
Css select with attribute
CSS
0 vote251 views2 answers
Color changes in safari css
CSS
-1 vote205 views2 answers
Scss comments
CSS
20 votes247 views7 answers
Css vertical align
CSS
1 vote250 views1 answer
::-ms-clear
CSS
0 vote260 views2 answers
Get all tables laravel
CSS
0 vote238 views1 answer
System ui font
CSS