html * {
		text-rendering: optimizeLegibility;
		-webkit-font-smoothing: antialiased;
		-moz-osx-font-smoothing: grayscale;
	}
	
	html, body {
		margin: auto 0;
		padding: 0;
		text-align: center;
		font-family: 'Source Sans Pro', sans-serif;
	}
	
	.main-preloader {
		background-size: cover;
		position: fixed;
		width: 100%;
		height: 100%;
		left: 0;
		top: 0;
		z-index: 999999999;
		/*	  background-color: rgba(0,0,0,0.8); 	*/
		text-align: center;
	}

	.main-preloader .main-preloader-inner {
		position: absolute;
		top: 50%;
		width: 100%;
		transform: translateY(-50%); /* tiré de la moitié de sa propre hauteur */
	}

	.main-preloader .preloader-percentage span {
		display: inline-block;
		float: center;
		font-size: 50px;
	}

	h1 {
		text-align: center;
		font-family: 'Source Sans Pro', sans-serif;
		font-size: 36px;
		font-weight: 500;
		margin-bottom: 5px;
		color: #FFF;
		margin-top: 30px;
		margin-bottom: 60px;
	}

	.main-preloader .preloader-percentage {
		color: #ffffff;
		margin: 0;
	}  

	.circle {
		width: 470px;
		height: 470px;
		border: 1px solid rgba(255,255,255,.5);
		border-radius: 50%;
		box-shadow: 0 0 1px 0px rgb(255,255,255);
		margin: auto;		
		position: relative;		
		margin-top: 50vh; /* poussé de la moitié de hauteur de viewport */
		transform: translateY(-50%);
	}

	.line {
		margin: -20px;
		opacity: 0;
	}