#wrapper {
	border: 1px solid black;
	margin:auto auto;
	width: 90%;
	overflow: hidden;
	}
.container {
    min-height: 10em;
    display: table-cell;
    vertical-align: middle }	
.displayed {
    display: block;
    margin-left: auto;
    margin-right: auto; 
    }
body {
	background-color: black;
	}