Cross-Document View Transitions: Scaling Across Hundreds of Elements

Every view-transition-name on a page must be unique. The problem is that every pseudo-element selector in your CSS targets a specific name, so your animation styles explode into an unmanageable wall of selectors.

Cross-Document View Transitions: Scaling Across Hundreds of Elements originally handwritten and published with love on CSS-Tricks. You should really get the newsletter as well.