Explore responsive design techniques and simplification strategies in this 50-minute conference talk from CSS Day 2014. Dive into Ethan Marcotte's approach to managing complex designs across evolving screens and input types. Learn about flexible layouts, immersive interfaces, and how to achieve more with less using simple effects and selectors. Discover fluid grids, small layout systems, and self-contained design systems. Examine navigation challenges, including the "hamburger" menu problem, and alternative solutions. Investigate the concept of "cutting the mustard" in responsive redesigns. Gain insights into the future of layout and the potential expansion of responsive design principles. Embrace the beginner's mind approach to tackle evolving web design challenges.