adicn/statics/js/ueditor/themes/default/_css/contextmenu.css

/*contextmenu*/
.edui-default .edui-hassubmenu .edui-arrow {
    height: 20px;
    width: 20px;
    float: right;
    background: url("../images/icons-all.gif") no-repeat 10px -233px;
}

.edui-default .edui-menu-body .edui-menuitem {
    padding: 1px;
}

.edui-default .edui-menuseparator {
    margin: 2px 0;
    height: 1px;
    overflow: hidden;
}

.edui-default .edui-menuseparator-inner {
    border-bottom: 1px solid #e2e3e3;
    margin-left: 29px;
    margin-right: 1px;
}

.edui-default .edui-menu-body .edui-state-hover {
    padding: 0 !important;
    background-color: #fff5d4;
    border: 1px solid #dcac6c;
}