gistfile1.css

.transition (@property: all, @duration: 0.6s, @delay: 0s) {
	-webkit-transition: @property @duration ease @delay;
	   -moz-transition: @property @duration ease @delay;
	    -ms-transition: @property @duration ease @delay;
	     -o-transition: @property @duration ease @delay;
	        transition: @property @duration ease @delay;
}

/* Long-hand for overriding properties */
.transition-property (@property) {
	-webkit-transition-property: @property;
	   -moz-transition-property: @property;
	    -ms-transition-property: @property;
	     -o-transition-property: @property;
	        transition-property: @property;
}

/* This allows me to then create an extremely succinct instantiation for a new transition with multiple properties, like so: */

.box {
	.transition;
	.transition-property(~'margin, padding, width');
}