const activeElement = document.querySelector('.element');

		function receiveMessage(event) {
			if (event.origin != "file:///Users/paweldabrowa/Websites/logitech/index.html") {
				return;
			}

			document.querySelector('#enter-competition');
			activeElement.classList.add('display-flex');

		}
		if (window.addEventListener) {
			window.addEventListener("message", receiveMessage, false);
		} else {
			window.attachEvent("onmessage", receiveMessage);
		}