If we add opacity to tooltip, zoom it in and position of the chart bar is near the reset zoom button
https://i.ibb.co/ysvJ52t/example.jpg
hen hover over chart bar so the tooltip is being shown and then again hover over reset zoom button text from tooltip will disappear. If we remove the opacity from tooltip style object this will not happen.
Expected behaviour
Tooltip data is visible
Actual behaviour
Tooltip data is not visible
Live demo with steps to reproduce
https://jsfiddle.net/tojpbad7/
Product version
9.1.2
Affected browser(s)