diff --git a/free-programming-books.md b/free-programming-books.md
index 507598a9ba51af2bf4cd681b7765151e7eb6b99b..17c965abf8c4a213216656d225a22ad7b723e534 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -1473,6 +1473,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Understanding Flexbox: Everything you need to know](https://ohansemmanuel.github.io/uf_download.html) - Ohans Emmanuel
 * [W3.CSS Succinctly](https://www.syncfusion.com/ebooks/w3_css_succinctly) - Joseph D. Booth
 * [Web Audio API](http://chimera.labs.oreilly.com/books/1234000001552) - Boris Smus
+* [Web Visual Effects with CSS3](https://leanpub.com/web-visual-effects-with-css3/read) - Thomas Mak
 
 
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