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

body {
    height: 100vh;
    font-family: Arial, sans-serif;
    background: linear-gradient(
        -45deg,
        #1d2671,
        #c33764,
        #00bf8f,
        #fc4a1a
    );
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

.container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

h1 {
    color: white;
    font-size: 4rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

/* Animácia pozadia */
@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}