.transition(@transition) {
	-webkit-transition: @transition;
	-moz-transition: @transition;
	-o-transition: @transition;
	transition: @transition;
}

.box-sizing(@boxmodel) {
	-webkit-box-sizing: @boxmodel;
	-moz-box-sizing: @boxmodel;
	box-sizing: @boxmodel;
}

.border-radius(@radius) {
	-webkit-border-radius: @radius;
	-moz-border-radius: @radius;
	border-radius: @radius;
}

.box-shadow(@shadow) {
	-webkit-box-shadow: @shadow;
	-moz-box-shadow: @shadow;
	box-shadow: @shadow;
}

#gradient {

	.vertical(@startColor: #555, @endColor: #333) {
		background-color: mix(@startColor, @endColor, 60%);
		background-image: -moz-linear-gradient(top, @startColor, @endColor); // FF 3.6+
		background-image: -webkit-gradient(linear, 0 0, 0 100%, from(@startColor), to(@endColor)); // Safari 4+, Chrome 2+
		background-image: -webkit-linear-gradient(top, @startColor, @endColor); // Safari 5.1+, Chrome 10+
		background-image: -o-linear-gradient(top, @startColor, @endColor); // Opera 11.10
		background-image: linear-gradient(to bottom, @startColor, @endColor); // Standard, IE10
		background-repeat: repeat-x;
		filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@startColor), argb(@endColor))); // IE9 and down
	}
}