case one of the elements isn't defined for any reason\n   if (!element || !element.parentElement || isIE()) {\n    return document.documentElement;\n  }\n  let el = element.parentElement;\n  while (el && getStyleComputedProperty(el, 'transform') === 'none') {\n    el = el.parentElement;\n  }\n  return el || document.documentElement;\n\n}\n","import getScrollParent from './getScrollParent';\nimport getParentNode from './getParentNode';\nimport getReferenceNode from './getReferenceNode';\nimport findCommonOffsetParent...