div.centrage {
position:abolute;
text-align: center;
margin: 0 auto;
left:0px;
top:0px;
}
div.reste {
position:abolute;
margin: 0 auto;
left:0px;
top:0px;
}
#divcentre {
text-align:center;
width:500px;
height:400px;
background-color: blue;
color: white;
margin: 0 auto;
border-style:solid;
border-width:medium;
border-color:black;
}
body {
margin:0;
}