Common Front‑End Issues on iOS, Android, and Web: Border‑Radius, Text Overflow, Button Focus, Coupon Hole Effect, Clipboard Compatibility, UnoCSS, and CORS Options Requests
This article explains several practical front‑end problems—including iOS border‑radius loss with transforms, text‑overflow truncation on iOS, Android button focus outlines, CSS coupon hole effects, clipboard API compatibility, UnoCSS style loss after bundling, and CORS OPTIONS request failures on low‑end devices—along with clear code‑based solutions.