move demo documents into separate files

demo/docs/scss.scss

@@ -0,0 +1,20 @@
+/* style.scss */
+
+#navbar {
+    $navbar-width: 800px;
+    $items: 5;
+    $navbar-color: #ce4dd6;
+
+    width: $navbar-width;
+    border-bottom: 2px solid $navbar-color;
+
+    li {
+        float: left;
+        width: $navbar-width/$items - 10px;
+
+        background-color: lighten($navbar-color, 20%);
+        &:hover {
+            background-color: lighten($navbar-color, 10%);
+        }
+    }
+}