Rare Earth Juejin Tech Community

Jun 29, 2024 · Frontend Development

How to Build a Mouse‑Tracking Parallax Banner Animation with HTML, CSS, and JavaScript

This tutorial explains how to recreate Bilibili's mouse‑responsive top‑banner animation by collecting assets, constructing a layered HTML structure, applying CSS positioning, and writing vanilla JavaScript to track mouse movement, calculate element offsets, and animate the layers with smooth transitions.