/* --- Contents ----*
 *
 * 1. Variables
 * 2. Mixins
 * 3. Styles
 *
 * -----------------*/

/* --- 1. Variables --- */

@black:		#000;
@margin:	-20px;
@border: 	4px solid @black;

/* --- 2. Mixins --- */

.border () {
	border-top: 	@border;
	border-bottom:	@border;
}

.margin() {
	margin: 0 @margin 0 @margin;
}

/* --- 3. Styles --- */

.tag-sticky {
	.border();
	.margin();
}