body {
	margin: 0;
	padding: 0;
	font-family: arial, sans-serif;
}

header {
	background-image: url('http://www.delphine-mailland.com/images3/slide8.jpg');
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	height: 100vh;
	padding: 0px 10%;
}
header nav {
	display: flex;
	color: #ffff00;
	padding-top: 20px;
	justify-content: space-between;
	flex-wrap: wrap;
}
header nav h1#logo {
	padding: 10px 20px;
	background-color: #130f16;
}
header nav .onglets {
	display: flex;
	flex-wrap: wrap;
	padding: 20px;
	font-weight: 300;	
}
header nav .onglets p {
	margin-right: 10px;
	border-bottom: 1px solid #ff0000;
	cursor: pointer;
}
header nav .onglets p:hover {
	color: #FF0000;
}
header nav .onglets .boutons button {
	padding: 10px 20px;
	margin-top: 10px;
	font-size: 15px;
	background-color: #ffffff;
	color: #FF0000;
	border: none;
	border-radius: 20px;
	cursor: pointer;
	transition: color 0.5s, background-color 0.5s;
}
header nav .onglets .boutons button:hover {
	background-color: #000000;
	color: #FFFF00;
	transform: rotate(10deg);
}
header .corps-header {
	margin-top: 10%;
	color: #ffffff;
}
header .corps-header h1, header .corps-header h3 {
			font-weight: 400;
}
header .corps-header span {
	padding: 5px;
	background-color: #151b3d;
}
/* Cartes presentation */
.cartes-presentation {
	background-image: url('http://www.delphine-mailland.com/images3/slide9.jpg');
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	padding: 5%;
	color: #ffffff;	
}
.cartes-presentation .carte {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	background-color: #000000;
	margin-bottom: 30px;
	padding: 10px;	
}
.cartes-presentation .carte .gauche img {
	height: 200px;	
}
.cartes-presentation .carte .droite {
	max-width: 50%;
	margin-left: 40px;
}
.cartes-presentation .carte .droite h1 {
	font-weight: 400;
}
.cartes-presentation .carte .droite p {
	font-weight: 300;
	color: #ffff00;
	text-align: justify;
}
/* fin Cartes presentation */

/* video */
.video {
	padding: 0 5% 5% 5%;
	background-color: #ff0000;
	display:flex;
	justify-content: center;
	height: 500px;
}
.video .video-youtube {
	position: relative;
	width: 80%;	
}
.video .video-youtube iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 500px;
	border-radius: 20px;	
}
footer {
	padding: 5%;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;	
}

@media only screen and (max-width: 748px) {
	header {
	padding: 0px 5%;
	}
	header nav .onglets p {
	display:none;
	}
	header nav .onglets .boutons button {
		margin-top: 5px;
	}
}
.carte-presentation .carte .droite {
	margin-left: 0px;
	max-width: 100%;
}
.video {
	height: 200px;
}
.video .video-youtube iframe {
	height: 200px;
}