Try Dart 1 hour experience first draft

src/site/codelabs/darrrt/darrrt.css

Index: src/site/codelabs/darrrt/darrrt.css
diff --git a/src/site/codelabs/darrrt/darrrt.css b/src/site/codelabs/darrrt/darrrt.css
new file mode 100644
index 0000000000000000000000000000000000000000..b765d239d9de0e29b6bbc37e389bfda3860b7e45
--- /dev/null
+++ b/src/site/codelabs/darrrt/darrrt.css
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+/*
+body {
+	background-image: url('images/piratemappath.jpg');
+	background-repeat: repeat-y;
+	background-position: right 400px;
+	background-size: 300px 300px;
+}
+*/
+
+.piratemap {
+	background-image: url('images/piratemap.jpg');
+	background-repeat: no-repeat;
+	background-position: right;
+	background-size: 300px 300px;
+}
+
+.trydart-step-details {
+  margin-left: 20px;
+}
+
+.trydart-note {
+	background-color: LemonChiffon;
+	padding: 10px 10px 10px 10px;
+	margin-bottom: 10px;
+	border-radius: 3px;
+	border: 1px solid GoldenRod;
+}
+
+.trydart-filename {
+	text-align: right;
+	color: Silver;
+	margin-top: -45px;
+	margin-bottom: 10px;
+	margin-right: 5px;
+}