Three Magical Lines Of CSS

Remember when you spent five years of your life trying to center a div with floats, margins, and absolute positioning hacks? Then one day you discover flexbox and those three magical lines of CSS that do it perfectly. Your entire frontend career flashes before your eyes—all those wasted hours, the stackoverflow rabbit holes, the broken layouts in IE. The sheer simplicity is both enlightening and traumatizing. It's like finding out you've been cutting your lawn with scissors when someone hands you a lawnmower.