Answers for "how to select css variable from js"

30

how to change a css variable with javascript

var root = document.querySelector(':root');
root.style.setProperty('--variable', 'lightblue');
/or/
root.style.setProperty('--variable', myColor);
Posted by: Guest on February-17-2021
1

javascript get css variable

getComputedStyle(document.documentElement)
    .getPropertyValue('--my-variable-name'); // #999999
Posted by: Guest on February-02-2022

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