.invader {
	background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABoAAAAUCAYAAACTQC2+AAAAAXNSR0IArs4c6QAAAAZiS0dEAP8A/wD/oL2nkwAAAAlwSFlzAAALEwAACxMBAJqcGAAAAAd0SU1FB9kKGRAxBENShygAAAAZdEVYdENvbW1lbnQAQ3JlYXRlZCB3aXRoIEdJTVBXgQ4XAAAAbUlEQVRIx9WVQQrAMAgEM6X///L2FCihYvRg7F416LCsQdKo0DWKZA4CBGzjev1lRHgezS0lkan3IYr485ZFdo5oJZkbWoRWfSWrJ8p6suvZucsgCS8THsHX+zKiO5uLaO763bpobvoS/e6HfQBzIE0PhAsDxgAAAABJRU5ErkJggg==);
	width: 26px;
	height: 20px;
}

#invaders_area {
	position:fixed;
	display:none;
	z-index: 9999;
	cursor:crosshair;
	background: url("../img/city_silhouette.png");
	background-repeat: repeat-x;
    background-position-y: bottom;
}


#invaders_game_over {
	display: none;
    justify-content: center;
    align-items: center;
    height: 100%;
}
.invader_notify {
	border: solid 2px black;
	padding: 1em;
	background: #ccc;
	z-index: 9999;
	cursor:pointer;
}