This week's Unicorn Club newsletter covers a variety of topics including CSS puzzles, UX insights, and design innovations.CSS discussions range from inline background overlaps to the often overlooked border-image tool.A surprising A/B test result showed that having a blurry background led to 94% more conversions.The integration of AI in UX design is rapidly changing the role of UX professionals.CSS methodologies and tools like border-image are explored, hinting at their underutilized potential.Dev tip: Utilize document.designMode for convenient browser tricks during development.Switzerland's new passport design is highlighted for its aesthetic appeal and innovative design approach.The newsletter also features upcoming events, classifieds, and advice for design and development professionals.Readers are encouraged to subscribe for early access and exclusive content in the Unicorn Club newsletter.Overall, the newsletter provides a mix of informative content suited for front-end developers and UX/UI designers.