[Jonathan Lopez]

Lo puedes lograr implementando la libreria «particles.js» https://particles.js.org/samples/index.html#parallax

puedes ver un ejemplo de implementacion en este video
https://www.youtube.com/watch?v=bmL9D6zFhLM

particles.js.org

tsParticles - JavaScript Particles, Confetti and Fireworks animations for your website

Easily create highly customizable particles, confetti and fireworks animations and use them as animated backgrounds for your website. Ready to use components available for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Inferno.