* {
    box-sizing: border-box;
	margin: 0;
  padding: 0;
}


body {  
	font-family: Verdana, Helvetica, sans-serif;
	font-size: 20px;	
	width:95%;
	margin:auto;
	color: #50637a;
background-color: #f7f6f6;		
}

header
{
position: fixed;
overflow: hidden;
top: 0;	
background-color: #f7f6f6;		

}


/* mise en place d'un header specifique pour les mobiles */

ul.topnav {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
 
}

ul.topnav li {float: left;}

ul.topnav li a {
  display: inline-block;
  color: #50637a;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  transition: 0.3s;
  font-size: 17px;
  
}

ul.topnav li a:hover {background-color: #fff;}

ul.topnav li.icon {display: none;}




/* Pour le mobile, 
cacher le menu, sauf la "home". 
ouvrir la liste (li.icon) */
ul.topnav li:not(:first-child) {display: none;}
  ul.topnav li.icon {
    float: right;
    display: inline-block;
  }

/* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon. This class makes the topnav look good on small screens */
ul.topnav.responsive {position: relative;}
  ul.topnav.responsive li.icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  ul.topnav.responsive li {
    float: none;
    display: inline;
  }
  ul.topnav.responsive li a {
    display: block;
    text-align: left;
  }

article
{
width:100%;
}


article a:link {
  text-decoration: none;
}


.homeleft {
 
	justify-content:center; 
	width:100%;
	margin-top:150px;
	margin-bottom:100px;
  }




.homecentre {

width:100%;

  
  
  display: -webkit-flex; /* Safari */
  display: flex;
  flex-flow: row wrap;
	justify-content:center;
	-webkit-flex-direction: row;
}


.homecentre h1
{
	margin: auto;	
	font-size:1.5em;
	font-weight: bold;
	color: #50637a;	
}

.homecentre h2
{
	margin-left: 20px;	
	font-size:1.2em;
	font-weight: bold;
	color: #50637a;	
	margin:10px;	
}

.homecentre p
{
	font-size:1.0em;
	
	
}	
.homecentre img
{
	width:100%;
	border-radius: 5px;
	margin-right:12px;
	box-shadow: 5px 5px 5px #888888;
	margin-bottom:10px;
	margin-top:10px;
}


.centre {

	width:90%;
	justify-content:center; 
	margin-top:150px;	
	margin-bottom:20px;	
	margin-left:10px;
	
}

.centre h1
{
	margin: auto;	
	font-size:2.0em;
	font-weight: bold;
	color: black;	
	
}

.centre h2
{
	margin-left: 20px;	
	font-size:1.5em;
	font-weight: bold;
	color: #50637a;	
	
}

.centre h3
{
	margin-left: 20px;	
	font-size:1.0em;
	font-weight: bold;
	color: #50637a;	
	margin:10px;	
}

.centre p
{
	font-size:1.0em;
	margin:10px;	
	
}	
.centre img
{
	border-radius: 5px;
	margin-right:12px;
	box-shadow: 5px 5px 5px #888888;
	margin-bottom:10px;
	margin-top:10px;
	float:left;
	width:60%;
}



.footer {
    
	text-align:right;width:90%;margin:auto;height:30px;	
	font-size: 0.7em;	
	
	
}