/*----------------MATHEMATIQUES Début------------------------------------------------------------------------*/
#home_math{
	margin:0 auto 0 auto; padding:0; background: silver /*lightgrey*/;
	color:black; width:100%; max-width:1000px;
	font:normal Tahoma, Arial, Helvetica;
	}

#header_math{background: url("images/MathAI.jpg") left top;
	height:250px;
	color:white;
	vertical-align:center; /* ne fonctionne pas*/
	text-align:center;
	overflow:auto;
}

h1{font-size:3.5em;}
h2{font-size:1.9em;}
h3{font-size:1.4em;}
li {padding-bottom:10px;}
a{text-decoration:none;color:black}
a:hover{text-decoration:underline;}
a:visited{color:black;}

#left_math{ 
	vertical-align:top; /*float:left;*/
	display:inline-block;
	width:300px;
	border-radius:10px;
	border:2px solid darkgrey;
	padding : 10px;
}


#center_math{
	vertical-align:top; /*float:left;*/
	display:inline-block;
	width:300px;
	/*width:30%;*/
	border-radius:10px;
	border:3px solid darkgrey;
	padding : 10px;
}

#right_math{
	vertical-align:top; 
	display:inline-block;
	width:300px;
	/*width:30%;*/
	border-radius:10px;
	border:4px solid darkgrey;
	padding : 10px;
}





/*----------------MATHEMATIQUES Fin-------------------------------------------------------------------------*/