@media only screen {
	@media (max-width: 39.99em) {
		@media (prefers-color-scheme: light) {
			#body header.wrapper{
				background:#fefefe url(/img/drive-harddisk.svg) 100% 3em/12.5em no-repeat;
			} 
		}
		@media (prefers-color-scheme: dark) {
			#body header.wrapper{
				background:#222 url(/img/drive-harddisk.svg) 100% 3em/12.5em no-repeat;
			}
		}
		#vanished .txt{
			background:url(/img/application-blank.svg) 110% 3.125em/12em no-repeat;
		}
		#recovery .txt{
			background:url(/img/application-octet-stream.svg) 3% 60%/12em no-repeat,url(/img/application-x-trash.svg) 17% 40%/12em no-repeat;
		}
		#backup .txt2:nth-of-type(2){
			background:url(/img/drive-harddisk.svg) 2% 1em/6em no-repeat;
		}
		#backup .txt2:nth-of-type(2) h3{
			padding-left:2em;
		}
		#backup .txt2:nth-of-type(3){
			background:url(/img/media-removable-symbolic.svg) 63% 2em/4em no-repeat,url(/img/media-optical-symbolic.svg) 78% 2em/4em no-repeat,url(/img/preferences-system-network.svg) 100% 1em/5em no-repeat;
		}
		#backup .txt2:nth-of-type(3) h3{
			padding-right:4em;
		}
		#backup .txt2:nth-of-type(4){
			background:url(/img/lock.svg) 10% 2.5em/3em no-repeat,url(/img/drive-harddisk.svg) 2% 1em/4em no-repeat;
		}
		#backup .txt2:nth-of-type(4) h3{
			padding-left:1.5em;
		}
	}
	/*
	 * 
	 * Pour tailles écrans supérieurs à smartphones.
	 * 
	 */
	@media (min-width: 40em) {
	/* For tablets: */
		@media (prefers-color-scheme: light) {
			#body header.wrapper{
				background:#fefefe url(/img/drive-harddisk.svg) 100% 1em/18.75em no-repeat;
			}
		}
		@media (prefers-color-scheme: dark) {
			#body header.wrapper{
				background:#222 url(/img/drive-harddisk.svg) 100% 1em/18.75em no-repeat;
			}
		}
		#vanished .txt{
			background:url(/img/application-blank.svg) 90% center/16em no-repeat;
		}
		#recovery .txt{
			background:url(/img/application-octet-stream.svg) 3% 60%/12em no-repeat,url(/img/application-x-trash.svg) 17% 40%/12em no-repeat;
		}
		#backup .txt2:nth-of-type(2){
			background:url(/img/drive-harddisk.svg) 8% center/12em no-repeat;

		}
		#backup .txt2:nth-of-type(3){
			background:url(/img/media-removable-symbolic.svg) 72% center/7em no-repeat,url(/img/media-optical-symbolic.svg) 83% center/8em no-repeat,url(/img/preferences-system-network.svg) 100% center/10em no-repeat;

		}
		#backup .txt2:nth-of-type(4){
			background:url(/img/lock.svg) 20% 80%/8em no-repeat,url(/img/drive-harddisk.svg) 10% center/10em no-repeat;
		}
	}
	@media (min-width: 48em) {
	/* For desktop: */


	}
	@media (min-width: 60em) {

	}
}