/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Tło strony */
body {
    background: #ffffff;   /* zmień na #000 jeśli wolisz czarne */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

/* Kontener */
.card {
    max-width: 1200px;
    width: 100%;
    border-radius: 30px;
    overflow: hidden;
}

/* Grafika z efektem fade-in */
.banner {
    width: 100%;
    height: auto;
    display: block;

    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1.8s ease forwards;
}

/* Animacja */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}