graph{
//rankdir="LR";
{
	rank=same;
s [label="Web-App\nFlask"];
c [label="Worker\nCelery"];
}
db [label="DB\nRedis"];
t [label="HTTP frontend\nTraefik"];
n [label="Static file server\nNginx"];
/*{
	rank=same;
	b [label="Biogames"];
	g [label="Geogames server"];
};*/

s -- db [label="Internal network"];
c -- db [];
t -- s [label=" External network,\nlabel"];
t -- n [];
c -- n [label="Shared volume               "];
/*s -- b [style="dotted"];
c -- b [style="dotted"];
s -- g [style="dotted"];
c -- g [style="dotted"];*/
}