graph{
rankdir=TB;
margin=0;
subgraph {
	rank=same;
	c [label="Worker\nCelery"];
	s [label="Web-App\nFlask"];
}
subgraph{rank = max;
	db [label="DB\nRedis"];
	gg [label="Geogame log provider\nNginx"];
}
subgraph{
	rank=same;
	in [label="Internal network",shape="diamond"];
	n [label="Static file server\nNginx"];
}
subgraph{
	rank=source;
	t [label="HTTP frontend\nTraefik",style=dotted];
	en [label="External network",shape="diamond"];
}

t -- en [style=dotted];
s -- en [label="labels"];
n --en [label="labels"];
c -- n [label="Shared volume  ",style=dashed];

s -- in;
c -- in;
db --in;
gg -- in;
}