diff --git a/static/images/github-tutorial-docs.png b/static/images/github-tutorial-docs.png
index e4456a2..dfc4d8d 100644
Binary files a/static/images/github-tutorial-docs.png and b/static/images/github-tutorial-docs.png differ
diff --git a/static/images/github-tutorial-fork.png b/static/images/github-tutorial-fork.png
index 43b1e62..58196b5 100644
Binary files a/static/images/github-tutorial-fork.png and b/static/images/github-tutorial-fork.png differ
diff --git a/static/images/github-tutorial-images.png b/static/images/github-tutorial-images.png
index 8ee874a..353139e 100644
Binary files a/static/images/github-tutorial-images.png and b/static/images/github-tutorial-images.png differ
diff --git a/static/images/github-tutorial-new-file.png b/static/images/github-tutorial-new-file.png
index ef26d1e..abcb74d 100644
Binary files a/static/images/github-tutorial-new-file.png and b/static/images/github-tutorial-new-file.png differ