Update documentation

docs/devel-server.md

@@ -53,7 +53,7 @@ like this:
 
 ### With Docker
 
-	docker run --rm -t -v /path/to/my/puzzles:/moth/puzzles:ro -p 8080:8080 dirtbags/moth-devel
+	docker run --rm -t -v /path/to/my/puzzles:/puzzles:ro -p 8080:8080 dirtbags/moth-devel
 
 
 ### Without Docker

www/style.css

@@ -172,7 +172,7 @@ nav li + li:before {
 }
 
 #sponsors img {
-	max-width: 25%;
+	max-width: 20%;
 	max-height: 5em;
 }