code: function _createMaskConsumer() {
    const element = document.createElementNS(svgNS, 'rect');
  
    _setAttributes(element, {
      height: '100%',
      width: '100%',
      x: '0',
      y: '0'
    });
    element.setAttribute('mask', `url(#${elementIds.modalOverlayMask})`);
  
    return element;
  }
docs: <rect x="0" y="0" width="100%" height="100%" mask="url(#shepherdModalMask)"/>