#warnung {
	background: aqua;
	padding: 1em 2em;
}

#warnung {
	background: #e8ceca;
	padding: 1em 2em;
	position: fixed;
	box-sizing: border-box;
	z-index: 1000;
	left: 10%;
	top: 10%;
	width: 80%;
}
.warnclose { 
	float:right;
	text-decoration: none;
}