.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    justify-content: center;
    align-items: center;
}

.image-modal img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    animation: zoom .3s ease;
}

.gallery-item img {
    cursor: pointer;
}

.close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    cursor: pointer;
}

@keyframes zoom {
    from {
        transform: scale(.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}
.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 45px;
    font-weight: bold;
    cursor: pointer;
    padding: 16px;
    user-select: none;
    transition: 0.3s;
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.prev:hover,
.next:hover {
    color: #ddd;
}