.overlay-image {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: fadeIn 3s ease-in-out forwards;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }

    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0.9);
    }
}

.win-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.win-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    animation: popin 0.4s ease-out;
}

.win-modal.hidden {
    display: none;
}