Essential CSS
This book written to provide clear and concise explanation of topics for programmers both starting to learn the Cascading Style Sheets (CSS) as well as those diving in more complex topics. Most examples are linked to online playground that allows you to change the code and re-run it. You can also quickly navigate to desired content using table of content on the left and search at the top (tip: you can navigate search using only a keyboard with '/' shortcut to start a search).

CSS in Depth
This book exposes you to a world of CSS techniques that range from clever to mind-blowing. This instantly useful book is packed with creative examples and powerful best practices that will sharpen your technical skills and inspire your sense of design. You'll gain new insights into familiar features like floats and units, and experiment with emerging ideas like responsive design and pattern libraries. Bottom line: this book will make you a better web designer and your apps will look fantastic

CSS3 Succinctly
This book provides an overview of the latest features available for custom Cascading Style Sheets (CSS). You'll learn to style several components of an HTML document, including color, size, layout, font, position, and more. Basic content generation, gradients, and calculations are also covered.