My problem is that when the chart drawing area of is smaller than a highchart tooltip, a part of the tooltip is hidden where it overflows the chart drawing area.
I w
I recently got the same problem, but with bootstrap container ! (bs3)
None of those solutions worked but I found by my own.
Its due to bootstrap _normalizer properties
svg:not(:root) {
overflow: hidden !important;
}
So add both :
.highcharts-container, svg:not(:root) {
overflow: visible !important;
}