Sets the text alignment of axisX crosshair’s label. This feature is useful whenever label text is wrapped onto multiple lines.
Default: “left”var  chart =  new  CanvasJS.Chart("container", {
 .
 .
 axisX:{
	crosshair:  {
		.
		.
		 labelTextAlign: "center" // change to "left" / "right"
		.
		.
		}
	]
   },
 .
 . 
});
chart.render();