The Mystery of CSS Flexbox Centering: Why Merging Two Divs Breaks Everything
· 10 min read
I'm a backend developer learning frontend, and I just spent 2 hours debugging why my centered login form moved to the left when I "simplified" my code. The CSS felt like black magic. 🎩✨ My frontend mentor showed me why two divs are NOT just redundant nesting—they're a fundamental pattern in CSS positioning. Let me share this conversation that changed how I think about layout.