Explore a groundbreaking conference talk that delves into the revolutionary changes in web layout that occurred in 2017. Discover how these changes have ushered in a new era of digital design, allowing for direct layout description rather than relying on hacks. Learn about the far-reaching benefits of this shift, impacting areas such as prototyping, custom art direction, and responsive design. Through Jen Simmons' visionary perspective, backed by years of practical experience, gain insights on understanding the differences in this new approach, thinking through multiple stages of flexibility, and freeing yourself from pixel constraints. This 51-minute presentation from View Source 2018, hosted by Mozilla Hacks, promises to reshape your understanding of modern web design principles.