* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: #1d1f21;
  background: linear-gradient(160deg, #1f4e5a 0%, #16323a 55%, #3b1a22 100%); }
main { width: min(440px, 100%); background: #fff; border-radius: 14px; padding: 28px 26px 22px; box-shadow: 0 18px 50px rgba(0, 0, 0, .35); }
.felirat { margin: 0; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: #8a6a2c; }
h1 { margin: 4px 0 8px; font-size: 26px; color: #1f4e5a; }
.bevezeto { margin: 0 0 20px; font-size: 15px; line-height: 1.45; color: #44484c; }
.kapu { display: block; text-align: center; padding: 13px 16px; border-radius: 10px; background: #1f4e5a; color: #fff; font-weight: 600;
  text-decoration: none; font-size: 16px; }
.kapu:hover, .kapu:focus-visible { background: #173c45; }
.tipp { margin: 12px 0 0; font-size: 13px; color: #6b6f73; text-align: center; }
.uzenet { margin: 12px 0 0; min-height: 18px; font-size: 14px; color: #6b1d2a; text-align: center; }