Happy coding, and may your margins always collapse predictably.
: Originally published in 2011, it lacks modern CSS techniques like Clear Explanations
HTML and CSS: Design and Build Websites by Jon Duckett is widely considered one of the best introductory books for web development, particularly for those who prefer visual learning. Core Review Highlights Visual-First Approach
If you find the HTML/CSS PDF, you will likely want the second one within a month.