 0; i < buttons.length; ++i) {
                        var button = buttons[i]
                        button.addEventListener("click", function () {
                            self.opened = false
                        });
                    }
                }
            },
            openedChanged: function() {
                console.log( "[openedChanged]", this.opened)
                if(this.opened) {
                    var css = this.shadowRoot.querySelector(".style").innerHTML
                