This is hands down the best book on Sass if you want to learn the most important parts of the Sass language that will help you architect a good application.
—Kaelig Deloumeau-Prigent, SitePoint
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- Foreword –
by Chris Eppstein
- Hello World –
An introduction to Sass in modern front-end development, its history, its syntaxes (Sass and SCSS) as well as its competitors (LESS, Stylus and PostCSS).
- Getting Started –
A short explanation on how to install Sass binaries (both the Ruby gem and node-sass) and how to use them to compile Sass stylesheets to CSS.
- Variables –
An extensive chapter on variables, how they work, how to use them, when and why, closed with a comparison with CSS Custom Properties.
- Functions & Mixins –
A chapter dedicated to mastering functions and mixins to start building small systems.
- Loops & Conditions –
A concise explanation of how logical structures work in Sass, mainly loops and conditions statements, and how to use them to build powerful mixins.
- Nesting –
A reminder on the nesting feature, mostly focused on selector nesting, providing helpful tips to avoid being lost in the dreaded horizontal pyramid of selectors.
- Extend –
A solid introduction to the
@extenddirective and how to avoid bloated output when using it.
- Warnings & Errors –
An introduction to the ability to emit warnings and throw errors directly from within stylesheets, as well as why and when doing so makes sense. 10.*Architecture –
A massive chapter on different approaches to Sass-powered project architecture, including OOCSS, ITCSS, SMACSS and more. 11.*Ecosystem –
The final chapter introduces you to the Sass ecosystem, its main toolkits, libraries and frameworks such as Bourbon, Susy, Accoutrement, SassDoc, Sass-Guidelines, Modular Scale, SCSS-lint and many many more.