Re-configured samples page.

src/site/samples/indexeddb_todo/example/todo.css

Index: src/site/samples/indexeddb_todo/example/todo.css
diff --git a/src/site/samples/indexeddb_todo/example/todo.css b/src/site/samples/indexeddb_todo/example/todo.css
new file mode 100644
index 0000000000000000000000000000000000000000..ff76c69836c1c95af9229b9396cb16c5cb7cb35a
--- /dev/null
+++ b/src/site/samples/indexeddb_todo/example/todo.css
@@ -0,0 +1,24 @@
+/*
+  Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+  for details. All rights reserved. Use of this source code is governed by a
+  BSD-style license that can be found in the COPYING file.
+*/
+
+body {
+  color: #222;
+  font: 14px Arial;
+}
+
+a {
+  color: #3D5C9D;
+  cursor: pointer;
+  text-decoration: none;
+}
+
+li a {
+  margin-left: 8px;
+}
+
+#todo {
+  width: 200px;
+}