diff --git a/media/book.png b/media/book.png
new file mode 100644
index 00000000..bae5fd9d
Binary files /dev/null and b/media/book.png differ
diff --git a/media/intro.png b/media/intro.png
deleted file mode 100644
index 3a509994..00000000
Binary files a/media/intro.png and /dev/null differ