不要圆角,X蓝色变成紫色 #5133C4
$(".fr-core-window.ui-state-enabled").css("border-radius","0").children().css("border-radius","0"); $(".fr-core-panel-tool-close").css("background","url('紫色xx图片地址') no-repeat center");
X是图片,所以改颜色你得有个紫色x的图片