body
{
	background-color: rgb(50,50,50);
	background-repeat: no-repeat;
	background-size: cover;
    background-attachment: fixed;
	background-position: center center;
}

html,body
{
    height: 100%;
    padding: 0;
    margin: 0;
}

/* Background */
#background {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: -10;
	overflow: hidden;
}

#background #bgColor,
#background #bgImg,
#background #bgImgBlured,
#background #bgFilter {
	background-color: transparent;
	background-repeat: no-repeat;
	background-size: cover;
    background-attachment: fixed;
	background-position: center center;
	width: 100%;
	height: 100%;
	
	position: absolute;
	top: 0;
	left: 0;
	
	transition: all .35s;
	-webkit-transition: all .35s;
	-moz-transition: all .35s;
	-ms-transition: all .35s;
	-o-transition: all .35s;
}
#background #bgColor {background-color: rgb(50,50,50);}
#background #bgImgBlured {filter: blur(20px); display: none;}

/* Ecran central */

.central
{
	text-align: center;
	position: absolute;
	top: 0px;
	left: 0px;
	right: 0px;
	bottom: 0px;
	overflow: auto;
    font-size: 0;
}

.central .aligner
{
	width: 0px;
	height: 100%;
}

.central .aligner,
.central > .content
{
	display: inline-block;
	vertical-align: middle;
}