*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--blue:#053a9c;--black:#00060f;--white:#fcfcfc;--platinum:#f4f4f5;--gray:#e8e8ea}body{background:var(--platinum);color:var(--black);min-height:100vh;font-family:Segoe UI,system-ui,sans-serif}button{font-family:inherit}