@function _get-globals() {
  $default-globals: (
    isolate: null,
    infinite-loop: true,
    default-ease: linear,
    debug: false,
    visual-debug: false,
    enabled: true
  );
  $kf-globals: if(variable-exists('kf-globals') and _is-a-map($kf-globals), $kf-globals, ());
  @return map-merge($default-globals, $kf-globals);
}