.synchronicales{
	width: 150px;
	height: 200px;
	position: absolute;
	margin-left: auto;
   margin-bottom: auto;
	margin-right: auto;
	margin-top: 25px; 
}

.index{
	width: 800px;
	height: 600px;
	position: absolute;
	margin-left: 150px;
	margin-right: auto;
	margin-top: auto;
}

.prochain{
	width: 150px;
	height: 550px;
	position: absolute;
	margin-left: 950px;
	margin-right: auto;
	margin-top: 25px;
}

.allin{
	width: 1100px;
	height: 600px;
	left: 50%;
	top: 50%;
	margin-left: -550px;
	margin-top: -300px;
	position: absolute;
}