body{min-height:100vh;background:linear-gradient(135deg,#dff6f3,#effafa);display:grid;place-items:center;padding:20px;font-family:Arial,sans-serif}.card{width:min(100%,500px);border:0;border-radius:22px;box-shadow:0 20px 50px #286d5e1a}.brand{color:#108d78;font-weight:800;letter-spacing:.08em}.form-control{padding:12px}