html, body {
    height: 100%;
    margin: 0;
}

.container {
    position: relative;
    text-align: center;
    height: 100%;
}

.overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media (max-width: 768px) {
    .overlay {
        font-size: 2rem;
    }
}