@media (only screen) {
	body > * > a { color: red; }
}

@mixin print {
	@media (only print) {
	    @if (&) {
	        & { 
	        	@content; 
	    	}
	    }
	    @else { 
	    	@content; 
	    }
    }
}

@mixin media-for-pc($option) {
    @media (#{$option}) {
        @if (&) {
  		    body:not(.responsive) & { @content }
        }
        @else {
  		    body:not(.responsive)   { @content }
        }
    }
}