Function setVariables

setVariables<T extends Record<string, string | number>>(
variables: T,
stylesOrEl?: HTMLElement | CSSStyleDeclaration,
): void
Sets CSS variables.
```
const vars = {
 my_var: `red`,
 my_size: 10
}

// Set to document.body
setVariables(vars);

// Set to an element
setVariables(vars, elem);

// Or to a CSSStyleDeclaration
setVariables(vars, styles);
```
Type Parameters
- TextendsRecord<string, string | number>
Parameters
- variables: T
- OptionalstylesOrEl: HTMLElement | CSSStyleDeclaration
Returns void