@charset "UTF-8";
/* CSS Document */

html{
	height:100%;
	width:100%;
}

body{
   width:100%;
   height:100%;
   background-color:#000000; 
 
   background-repeat:inherit;
   margin:0px;
}

#conteneur{
	width:100%;
	height:100%;
	position:absolute;
}



#logo {
height:100px;
left:50%;
margin-left:-250px;
position:absolute;
top:50%;
width:500px;
margin-top: -78px;
}


#menu{
	width:545px;
	height:91px;
	left:50%;
    margin-left:-261px;
	position:absolute;
	top:50%;
	margin-top: 17px;
}

#btn1{
	width:100px;
	height:91px;
	background-image:url(../gs/btn_cercle1.png);
	float:left;
	display:block;
	margin-right:5px;
}

#btn1:hover{
	background-position:center bottom;

}


#btn2{
	width:100px;
	height:91px;
	background-image:url(../gs/btn_cercle2.png);
	float:left;
	display:block;
	margin-right:5px;
}

#btn2:hover{
	background-position:center bottom;

}


#btn3{
	width:100px;
	height:91px;
	background-image:url(../gs/btn_cercle3.png);
	float:left;
	display:block;
	margin-right:5px;
}

#btn3:hover{
	background-position:center bottom;

}

#btn4{
	width:100px;
	height:91px;
	background-image:url(../gs/btn_cercle4.png);
	float:left;
	display:block;
	margin-right:5px;
}

#btn4:hover{
	background-position:center bottom;

}


#btn5{
	width:100px;
	height:91px;
	background-image:url(../gs/btn_cercle5.png);
	float:left;
	display:block;
	margin-right:5px;
}

#btn5:hover{
	background-position:center bottom;

}