* {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}

canvas {
	position: absolute;
	left:0;
	top:0;
	display: block;
	vertical-align: bottom;
}

#aa_particles {
	z-index: 4;
	height:100%;
	xxxoverflow: hidden;
	position: relative;
}
	
@media (max-width: 767.98px) {  /*xs,sm手機直橫*/	
	#aa_particles {
		xxxheight:350px;
	}
}	

@media (max-width: 575.98px) {  /*xs手機直式*/
	#aa_particles {
		xxxheight:300px;
	}
}