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

.titre_he {
	margin-top:20px;
	margin-bottom:20px;
	height:auto;
	color:#00c;   /* #658779;*/
	font-weight: bolder;
	font-size: 24px;
	text-align:center;
	vertical-align: middle;
	font-family: 'Roboto', sans-serif;	 
	}	

img {
	margin-left: auto;
    margin-right: auto;
	}

.col_he1 { 
  width: 25%;
  float:left;
  margin-left:3%;
  margin-right:3%;
  border: thin silver solid;
  text-align:center;
} 
.col_he2 { 
  width: 25%; 
  float:left;
   border: thin silver solid;
  text-align:center;
} 
.col_he3 { 
  width: 25%;
  float:left;
   border: thin silver solid;
  text-align:center;
  margin-left:3%;
  margin-right:3%;
}
@media screen and (max-width: 900px) { 


.col_he1 {
  width: 100%;
  float:left;
  margin:3%;
  padding:3%;
  border: thin silver solid;
  text-align:center;
} 
.col_he2 { 
  width: 100%; 
  float:left;
  margin:3%;
  padding:3%; 
  border: thin silver solid;
  text-align:center;
} 
.col_he3 { 
  width: 100%;
  float:left;
  border: thin silver solid;
  text-align:center;
  padding:3%;
  margin:3%;
}	
.titre_he {
	font-size:12px;}		
}
@media screen and (min-width: 900px) {

.titre_he {
	font-size:12px;}
}