#video {
	width:605px;
	height:440px;
	position: absolute;
	margin-left:-100;
	margin-right:auto;
	margin-top:500;
}
#appli_wallis {
	width:605px;
	height:480px;
	position: absolute;
	margin-left:0;
	margin-right:auto;
	margin-top:0;
}