Leaflet modify popup style

import $ from "jquery";

 

// The following code is placed in popup open after
$(".leaflet-popup-tip").css("display", "none"); // Close small triangle

$(".leaflet-popup-content-wrapper").css("border-radius", "0px"); // This is the class , Take three examples
$(".leaflet-popup-content-wrapper").css("min-width", "230px"); //
$(".leaflet-popup-content-wrapper").css("max-height", "300px"); //