#inhalte-zentrieren {
  display: flex;
  align-items: center;
  justify-content: center;
  align-content: center;
}

html,body {
	background: #000000;
	margin: 0;
	padding: 0;
}

div {
	margin-left: auto;
	margin-right: auto;
	background: #000000;
}

img {
	max-width: 100%;
	position: relative;
	top: 0px;
}