CSS Chapter 1: The Basics Introduction Colors Length Units Typography Selectors Specificity Chapter 2: Deep Dive CCSOM Render Tree Render Blocking CSS Chapter 3: Layout Sizing Positioning Alignment Flexbox Grid Chapter 4: Practical Grid Media Queries Grid Systems Responsive Grid Chapter 5: Animations and Transitions Transitions Animations Chapter 6: Scalable CSS Project Structure Preprocessors BEM Chapter 7: The Future Houdini Resources All content is based on articles found on the internet. A list of the resources can be found here. Authors Written by Wart Claes and Bjorn Rombaut on behalf of Euricom.