javascript - Disable Tooltip Gradient -


i pass multiple parameters tooltip, , wrote following code placeholder. however, tooltip background color not uniform, there gradient. how disable ?

chart.options.tooltip.template = "name : anyname<br>   first value: value 1 <br>   second value: value 2";

enter image description here

i believe k-chart-tooltip specifying background-image:

try adding css rule:

.k-chart-tooltip {     background-image: none !important; }

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