body{margin:0px;background:#fff;}
#preloader{width:100%;height:100%;text-align:center;}

#mobile{display:block;}
#tablet{display:none;}
#desktop{display:none;}

@media all and (min-width:48em) {
	#mobile{display:none;}
	#tablet{display:block;}
}

@media all and (min-width: 70em) {
	#tablet{display:none;}
	#desktop{display:block;}
}