/* light / dark theme switch based on system pref if available */ body #app
    {
    {{ getVars(themes.light) }}
    } @media (prefers-color-scheme: light), (prefers-color-scheme:
    no-preference) { body #app {
    {{ getVars(themes.light) }}
    } } @media (prefers-color-scheme: dark) { body #app { } } /* light / dark
    theme override base on user choice. */ body #app.is-dark {
    {{ getVars(themes.dark) }}
    } body #app.is-light {
    {{ getVars(themes.light) }}
    }