You changed the padding by 2 pixels. TWO. PIXELS. And now the entire navigation bar has decided to relocate to another dimension, the footer is having an existential crisis, and somehow the login button is now inside the database. The production site is on fire, your PM is calling, and you're sitting there like surprised Pikachu wondering how adjusting a button's border radius caused the CI/CD pipeline to achieve sentience and quit. Turns out that "minor UI tweak" was load-bearing CSS holding together a house of cards built by three different developers who all had wildly different interpretations of flexbox. Welcome to frontend development, where everything is made up and the specificity points don't matter!