Anatomy of a CSS Phone Mockup, by (not on Mastodon or Bluesky):
https://www.conor.fyi/writing/anatomy-of-a-css-phone-mockup
#css #design #effects
A step-by-step walkthrough of how a realistic iPhone frame is built from scratch — bevel gradients, layered shadows, glass shine effects, and mouse-reactive 3D tilt.