body{
	background-color:#eeeeee;
	text-align:center
}



/*Reset CSS*/
*{
    margin: 0px;
    padding: 0px;
    font-family: Avenir, sans-serif;
}

nav{
    width: 100%;
    margin: 0 auto;
    background-color: white;
    position: sticky;
    top: 0px;
}

nav ul{
    list-style-type: none;
}

nav ul li{
    float: left;
    width: 20%;
    text-align: center;
    position: relative;
}

nav ul::after{
    content: "";
    display: table;
    clear: both;
}

nav a{
    display: block;
    text-decoration: none;
    color: black;
    border-bottom: 2px solid transparent;
    padding: 10px 0px;
}

nav a:hover{
    color: orange;
    border-bottom: 2px solid gold;
}

.sous{
    display: none;
    box-shadow: 0px 1px 2px #CCC;
    background-color: white;
    position: absolute;
    width: 100%;
    z-index: 1000;
}
nav > ul li:hover .sous{
    display: block;
}
.sous li{
    float: none;
    width: 100%;
    text-align: left;
}
.sous a{
    padding: 10px;
    border-bottom: none;
}
.sous a:hover{
    border-bottom: none;
    background-color: RGBa(200,200,200,0.1);
}

.deroulant > a::after{
    content:" ▼";
    font-size: 12px;
}

.conteneur{
  margin: 50px 20px;
  height: 1500px;
  color:black;
}


.conteneur-flexible{
    display: flex;
    flex-flow: column wrap;
    align-items: center;
    justify-content: space-around;
    align-content: space-around;
    background-color: #ccc; 
    width: 100%;
    height: 200px;
    border: 2px solid orange;
    box-sizing: border-box;
	color:orange;
}

.element-flexible{
    flex: 1 1 1 50px;
	color:black;
    background-color: #aaa; 
    width: 60%;
    border: 2px solid orange;
	border-radius: 30px;
    box-sizing: border-box;
    margin: 10px;
}

.conteneur a:hover{
    border-bottom: none;
	color:orange;
    background-color: #fff;}

.auto{color:black;
width: 100%;}
	
#actu{
	
  display: flex;
  justify-content: center;
  
}

img {
  
  border: 5px solid white;
}