Re-configured samples page.

src/site/samples/solar3d/example/web/solar.css

Index: src/site/samples/solar3d/example/web/solar.css
diff --git a/src/site/samples/solar3d/example/web/solar.css b/src/site/samples/solar3d/example/web/solar.css
new file mode 100644
index 0000000000000000000000000000000000000000..d6fecb45cdc0b5f88f13f0d42ec5b550ca9d66bc
--- /dev/null
+++ b/src/site/samples/solar3d/example/web/solar.css
@@ -0,0 +1,38 @@
+/* Copyright (c) 2013, 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 LICENSE file. */
+
+body {
+  background-color: #F8F8F8;
+  font-family: 'Open Sans', sans-serif;
+  font-size: 14px;
+  font-weight: normal;
+  line-height: 1.2em;
+  margin: 15px;
+}
+
+p {
+  color: #333;
+}
+
+#container {
+  width: 100%;
+  height: 400px;
+  border: 1px solid #ccc;
+  background-color: #fff;
+}
+
+#summary {
+  float: left;
+}
+
+#notes {
+  float: right;
+  width: 120px;
+  text-align: right;
+}
+
+.error {
+  font-style: italic;
+  color: red;
+}