button {
	margin: auto;
	display: block;
	position: relative;
	width: 280px;
	height: 280px;
	background-color: #778899; /*LightSlateGray */
	border: none;
	border-radius: 200px;
	color: white;
	text-decoration: none;
	font-size: 30px;   

}

#bouton_INDEX {
	position: absolute;
	top: 100px;
	left: 0;
}

#bouton_AGENDA {
	position: absolute;
	top: 400px;
	left: 400px;
}

#bouton_PATIENTS{
	position: absolute;
	top: 100px;
	left: 1000px;
}
#bouton_NOUVEAU {
	position: absolute;
	top: 550px;
	left: 100px;
}

#bouton_REGLAGES {
	position: absolute;
	top: 550px;
	left: 800px;
}

#bouton_MALADIES {
	position: absolute;
	top: 600px;
	left: 500px;
}

#bouton_MEDICAMENTS {
	position: absolute;
	top: 100px;
	left: 800px;
}
#bouton_PRONOSTICS {
	position: absolute;
	top: 200px;
	left: 100px;
}
#bouton_PROFESSIONEL {
	position: absolute;
	top:100px;
	left: 700px;
}
#bouton_HISTORIQUE {
	position: absolute;
	top: 600px;
	left: 800px;
}
#bouton_PERSONNEL {
	position: absolute;
	top: 500px;
	left: 100px;
}
#bouton_CONNEXION {
	position: absolute;
	top: 300px;
	left: 300px;
}
#bouton_RETOUR {
	position: absolute;
	top: 50px;
	left: 400px;
}
#bouton_VALIDER {
	position: absolute;
	top: 150px;
 	left: 10px;
	margin: auto;
	display: block;
	width: 55px;
	height: 30px;
	background-color: #F0E68C; /*Khaki */   
	border: 1pxsolid #ccc;
	border-radius: 2px;
	color: #555;
	text-decoration: none;
	font-size: 200px;   
	padding:6px 0 6px 0 ;
    font:bold 13px Arial;
}



body {
color: black;
background-color: white;
background-image: url(popo.jpg);
}