Fixed dest option

Author: tj

examples/public/.gitignore

@@ -0,0 +1 @@
+*.css

lib/middleware.js

@@ -45,10 +45,8 @@ module.exports = function(options){
     if ('GET' != req.method && 'HEAD' != req.method) return next();
     var path = url.parse(req.url).pathname;
     if (/\.css$/.test(path)) {
-      var css = path
-        , stylus = basename(path, '.css') + '.styl'
-        , cssPath = join(src, css)
-        , stylusPath = join(dest, stylus);
+      var cssPath = join(dest, path)
+        , stylusPath = join(src, basename(path, '.css') + '.styl');
 
       // Ignore ENOENT to fall through as 404
       function error(err) {