gistfile1.txt

//media as attribute
%script{:src => "/Theme/HUD/screen.css", :media => "screen and (lsd-theme: HUD)"}

//media to deliver combined stylesheet
button
	+inline-block
	
@media (lsd-theme: HUD)
	button
		&:icon
			:width 14px
			:height 14px
			
@media (lsd-theme: Aristo)
	button
		&:icon
			:width 16px
			:height 16px
			
//compiled to

button {
	display: inline-block
}

@media (lsd-theme: HUD) {
	button .pseudo-icon {
		width: 14px;
		height: 14px;
	}
}

@media (lsd-theme: Aristo) {
	button .pseudo-icon {
		width: 16px;
		height: 16px;
	}
}