Popup strategy of Kendo Popup for Angular 2

position-strategy

horizontal: 
  { 
    'left', //use 'left' pivot point of the element
    'center', //use 'center' pivot point of the element
    'right' //use 'right' pivot point of the element
  }
  
vertical: 
  { 
    'top', //use 'top' pivot point of the element
    'center', //use 'center' pivot point of the element
    'bottom'//use 'bottom' pivot point of the element
  }