html, body{
	margin:0;padding: 0;
	overflow-x: hidden;
}

body{
  background-image: url(web_images/fond.png);
}

.inner{
  margin:auto;
  width: 80%;
}

.section-main{
    margin: 0;padding: 0;
    margin-top: 100px;
    margin-left: 150px;
    margin-right: 150px;
    margin-bottom: 100px;
}

.contenu{
    margin-left: 150px;
    margin-right: 150px;
    margin-top: 100px;
    margin-bottom: 100px;
}

.sourceune{
	cursor: pointer;
	font-size: 40px;
	color: white; 
	text-decoration: none;
	text-transform: uppercase;
	margin-left: auto;
	margin-right: auto;
	text-align: center;
	line-height: 250px;
}

.invisible{
	visibility: hidden;
}

.blockcentral{
	width: 100%;
	background-color: rgba(169, 169, 169, 0.5);
	height: 300px;
}

.page1{
	height: 250px;
	width: 330px;
	float:left;
	margin:25px;
	display: block;
	overflow: hidden;
}

.page2{
	height: 250px;
	width: 330px;
	float:left;
	margin-top:25px;
	margin-bottom: 25px;
	display: block;
	overflow: hidden;
}

.page3{
	height: 250px;
	width: 330px;
	background-color: white;
	float:right;
	margin:25px;
	display: block;
	overflow: hidden;
}

.centre{
	z-index: 0;
	position: relative;
	height: auto;
	width: auto;
	margin: auto;
	text-align: center;
}

.centre2{
	z-index: 0;
	position: relative;
	background-image: url(web_images/quisommesnous.jpg);
	background-size: 100% 100%;
	transition: 0.4s;
	height: 100%
}

.centre2:hover {
 	background-image: url(web_images/quisommesnous.jpg);
  	transform: scale(1.2);
}

.img{
	width: 330px;
	height:250px;
	z-index: -2;
}

.img{
  transition: 0.4s;
  z-index: -2;
}

.img:hover {
  transform: scale(1.2);
  z-index: -2;
}

@media only screen and (max-width: 1100px){

.section-main{
    margin: 0;padding: 0;
    margin-top: 200px;
    margin-left: 150px;
    margin-right: 150px;
    margin-bottom: 100px;
}


.page1{
	height: 500px;
	width: 86%;
	float:none;
	margin:50px;
	display: block;
	background-color: transparent;
}

.page2{
	height: 500px;
	width: 86%;
	float:none;
	margin:50px;
	display: block;
	background-color: transparent;
}

.page3{
	height: 500px;
	width: 86%;
	float:none;
	margin:50px;
	margin-right: 100px;
	display: block;
	background-color: transparent;
}

.blockcentral{
	width: 100%;
	height: 1650px;
}


.centre{
	margin-top: 50px;
}

.centre2{
	z-index: 0;
	position: relative;
	background-image: url(web_images/quisommesnous.jpg);
	background-size: 100% 100%;
	transition: 0.4s;
	height: 100%
}

.centre2:hover {
  	transform: scale(1);
}

.sourceune{
	margin-top: 25px;
	font-size: 80px;
	line-height: 500px;
}

}