the alignment of the widget within the parent container
//center align
{ align:"center,middle", body:{ view:"datepicker", width:200 }},
//bottom-right corner
{ align:"bottom,right", body:{ view:"datepicker", width:200 }},
//specific padding
{ align:"absolute", left:30, top:30, bottom:60, body:{ view:"datepicker", width:200 }}