Added css public directory and app middleware

Author: dynajoe

public/css/app.css

@@ -0,0 +1,9 @@
+html, *
+{
+   margin: 0;
+}
+
+body {
+   background: #222;
+   color: #eee;
+}

server.js

@@ -9,6 +9,7 @@ var server = new Server('localhost', 27017);
 var db = new Db('nodelabs-users', server, { safe: true });
 
 app.engine('jade', require('jade').__express);
+app.use(express.static('public'));
 
 require('./routes/index.js')(app, db);
 

views/layout.jade

@@ -2,6 +2,7 @@ doctype html
 html(lang="en")
    head
       title= pageTitle
+      link(href="/css/app.css" rel="stylesheet")
    body
       h1 Users
       block content