24 min read

CSS , Animation , Techniques

Animations can be one of the most joyful parts of building interfaces, but without structure, they can also become one of the biggest sources of frustration. By consolidating and standardizing keyframes, you take something that is usually messy and hard to manage and turn it into a clear, predictable system.

Picture this: you join a new project, dive into the codebase, and within the first few hours, you discover something frustratingly familiar. Scattered throughout the stylesheets, you find multiple @keyframes definitions for the same basic animations. Three different fade-in effects, two or three slide variations, a handful of zoom animations, and at least two different spin animations because, well, why not?

@keyframes pulse { from { scale: 1; } to { scale: 1.1; } }

@keyframes bigger-pulse { 0%, 20%, 100% { scale: 1; } 10%, 40% { scale: 1.2; } }

If this scenario sounds familiar, you’re not alone.…