readme correction for #734

diff --git a/README.md b/README.md
index 2b8356e74142fc509d9cb66c361c97914c916eec..a1030c583c936eaeb5ee75e9d8e8774dc019ae3e 100644 (file)
--- a/README.md
+++ b/README.md
@@ -78,7 +78,7 @@ Special syntax (in html comment) is available for adding attributes to the slide
 ```html
 <section data-markdown>
        <script type="text/template">
-       <!-- slide: data-background="#ff0000" -->
+       <!-- .slide: data-background="#ff0000" -->
                Mardown content
        </script>
 </section>