header {
	width: 100%;
	height: auto;
}


#li-connexion-header:hover {
  background-color: #ddd;
  background-image: -webkit-linear-gradient(#eee, #ddd);
  background-image: linear-gradient(#eee, #ddd);
  background-repeat: repeat-x;
  border-color: #ccc;
  color: #2980b9;
}


#ul-connexion-header {
  width: 100%;
  height: 50px;
  padding-top: 14px;
  margin: auto;
}

#li-connexion-header {
  border: 2px solid white;
  height: 62%;
  width: 70%;
  margin-top: 13px;
  text-align: center;
  border-radius: 7px;
  font-weight: 900;
  color: #2980b9;
  background-color: #ddd;
  background-image: -webkit-linear-gradient(#eee, #ddd);
  background-image: linear-gradient(#eee, #ddd);
  background-repeat: repeat-x;

}


.ul-menu-header {
  margin: auto;
  display: flex;
  padding-top: 5px;
  padding-left: 0;
  color: white;
}


.div-contained-header {
	text-align: center;
  margin-top: 30px;
  border-radius: 20px;
}

.div-contained-header:hover {
  color: white;
  cursor: pointer;
  background-color: #E37116;
}


#div-container-header-3 {
	float: right;
	height: 100%;
  width: 20%;
  margin-right: 4%;
}

#div-container-header-4 {
  float: none;
  overflow: hidden;
  height: 100%;
  margin-left: 52%;
}

.li-class{
	margin: auto;
	list-style-type: none;
	height: 50px;
	width: 80px;
	border-radius: 20px;
	text-align: center;
	line-height: 3;

}


.li-class:hover {
  color: white;
  cursor: pointer;
  background-color: #E37116;
}

.title-header {
	text-align: center;
		
}

#title-header-1 {
	font-weight: 400;
	font-size: 25px;
	padding-bottom: 5px;
	padding-top: 10px;

}

#title-header-2 {
	font-weight: 200;
	font-size: 18px;
	padding-top: 10px;

}

#top-title-header {
	height: 100px;
}

#accueil-lien-header:hover{
	color: #d35400;
}

#nav-header {
	height: 50%;
	border: 3px solid blue;
}

#div-gauche-header {
	width: 15%;
	float: left;
	height: 100%;
	background-color: #E37116;

}

#div-center-header {
	float: none;
	overflow: hidden;
	height: 100%;
	background-color: #F37E17;

}

#div-droite-header {
	width: 15%;
	height: 100%;
	float: right;
	background-color: #E37116;

}

#div-menu {
	width: 100%;
	height: 80px;
	border-bottom: 1px solid;
	border-top: 1px solid;
}

#top-title-header-logo {
  width: 20%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-image: url("../images/example/symbiose.png");
  height: 80px;
  border-radius: 8px;
  position: absolute;
  margin-left: 10px;
  margin-top: 10px;
}