html { 
  margin:0;
  padding:0;
  background: url(img/EnglishFlag.jpg) no-repeat center fixed; 
  -webkit-background-size: cover; /* pour anciens Chrome et Safari */
  background-size: cover; /* version standardisée */
}

body{
	width: 92%;
	height: 100%;
	background-image: url('img/EnglishFlag.jpg');
	width: 100% ;
}

p{
	color: white;
	opacity: 1;
	background-color: #646B6A;
	width: 1080px;
	border: 1px solid black;
	text-align: justify;
	padding: 12px;
	margin: 12px;
	border-radius: 5px ;

}

header{
	color: darkorange;
}
h1{
	font-size: large;
}

section{
	background-image: url('img/neige.png');
	margin-left: 170px;
	border: 1px solid blue;
	margin-top: 120px;
}

.menu{
	display: inline-block;
	text-align : center;
	color : black;
	font-weight: normal;
	width : 200px;
	border : solid;
	border-width : 2px;
	background-color : #50CBBB;
	margin : 7px;
	text-decoration : none;
	vertical-align: middle;
	border-radius: 5px ;
}

.menuActif{
	display: inline-block;
	vertical-align: middle;
	text-align : center;
	color : black;
	width : 200px;
	border : solid;
	border-width : 2px;
	background-color : #50CBBB;
	margin : 5px;
	text-decoration : none;
	border-radius: 5px ;
}
iframe{
	border : none;
	background-color : white;
}
a{
    font-weight: bold;
    color: #2222ff;
}
nav{
	background-color : #646B6A;
	display: inline-block;
	border: 3px solid black;
	position: fixed;
	top: 0px;
	margin-left: 25%;
	width: 50%;
	text-align:center;
}
section{
display: inline-block;
border: 1px solid blue;
vertical-align: top;
}
#m15{
	width: 70%;
}