x/tools/present: display presenter notes and synchronize browser windows

Change-Id: If7d5cc52f7594c141060d40e8393ac69cb7ba9ad
Reviewed-on: https://go-review.googlesource.com/21488
Reviewed-by: Andrew Gerrand <adg@golang.org>
diff --git a/cmd/present/static/notes.css b/cmd/present/static/notes.css
new file mode 100644
index 0000000..0b44583
--- /dev/null
+++ b/cmd/present/static/notes.css
@@ -0,0 +1,32 @@
+p {
+  margin: 10px;
+}
+
+#presenter-slides {
+  display: block;
+  margin-top: -10px;
+  margin-left: -17px;
+  position: fixed;
+  border: 0;
+  width : 146%;
+  height: 750px;
+
+  transform: scale(0.7, 0.7);
+  transform-origin: top left;
+  -moz-transform: scale(0.7);
+  -moz-transform-origin: top left;
+  -o-transform: scale(0.7);
+  -o-transform-origin: top left;
+  -webkit-transform: scale(0.7);
+  -webkit-transform-origin: top left;
+}
+
+#presenter-notes {
+  margin-top: -180px;
+  font-family: 'Open Sans', Arial, sans-serif;
+  height: 30%;
+  width: 100%;
+  overflow: scroll;
+  position: fixed;
+  top: 706px;
+}