1 Table of Contents: “... -- 8. Finessing our Site -- 9. Testing and Optimization -- 10. Deployment into Production -- Part 4...”

2 Table of Contents: “... to accelerate development -- Writing our first plugin -- Dissecting the code -- Implementing the WebP format...”

3 Table of Contents: “...Intro; Table of Contents; About the Author; About the Technical Reviewer; Acknowledgments...”

4 Subjects: “...Web site development / http://id.loc.gov/authorities/subjects/sh98004795...”

5 Table of Contents: “...; Exploring mixins; Creating a web form; Adding basic mixins; Hiding the original mixin; Using the!important...”