diff --git a/git-tutorial.css b/git-tutorial.css
index d991837..81b1ac7 100644
--- a/git-tutorial.css
+++ b/git-tutorial.css
@@ -146,4 +146,5 @@ article#git-tutorial .onlytoc { display: none; }
#git-tutorial .log-alert { color: red; font-weight: 500; }
#git-tutorial input[type='button'] { display: inline-block; margin-top: 0.2em; }
-#git-tutorial .dep-license { display: none; font-size: 80%; width: 100%; overflow-x: auto; }
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+#git-tutorial .dep-license { display: none; font-size: 80%; width: 100%; overflow-x: auto; }
+#git-tutorial .article-metadata { color: #333; font-style: italic; }
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diff --git a/index.html b/index.html
index 735e5a7..e3204fb 100644
--- a/index.html
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@@ -39,13 +39,18 @@ function ___example(id, f) {
-
+
+
+Git tutorial: reimplementing part of GIT in JavaScript
+By Suzanne Soy for LIGO. .
+
Credits and license
+This article was written as part of my work for LIGO.
The main reference for this tutorial is the Pro Git book section on GIT internals.
-This tutorial uses three libraries:
+This tutorial uses these libraries: