css-map-variable (npm): ```javascript    import CssTheme from 'css-map-variable'    const map = new Map([      ['color', 'red']    ])    const cssTheme = new CssTheme(      map, document.styleSheets[0], true, '--'    )//map, styleSheets[0], Whether to add a prefix or not, prefix
Keywords: css|css-variable|map