.packet {
	stroke: none;
	stroke-width: 1;
}

.switch-frame {
		stroke-width: 2;
		stroke: grey;
fill: none;
       opacity: 1
}

.link {
	stroke: black;
	stroke-width: 1;
}

.queue-line {
	stroke: black;
	stroke-width: 1;
}

.endpoint {
	stroke: grey;
	stroke-width: 2;
	fill: none;
}