Next-Level CSS in 2026 — No JavaScript Needed? Playing with siblings.

CSS is evolving faster than ever — and in 2026, some of the things we used to rely on JavaScript for can now be handled purely with CSS! In this video, we explore next-level CSS features like sibling-index() and sibling-count(), which allow you to: Animate lists and UI elements without a single line of JavaScript Automatically stagger animations based on element order Dynamically adjust layout and spacing based on the number of siblings Create cleaner, leaner, and more maintainable interfaces We also compare the traditional JS approach to the CSS-only approach, so you can see the difference in action and understand why this is such a game-changer for web developers and designers. ⚠️ Note: These features are experimental and browser support is limited — but they showcase the future of CSS and modern web development.