.gallery {
    position: relative;
    text-align: right;
    max-width: 100%;
    margin: 10 auto;
    padding: 20px 0;
}

#gallery-image {
    width: 100%;
    max-height: 100%;
    object-fit: contain;
    opacity: 1;
    transition: all 0.2s ease-out;
    cursor: pointer;
}

.hidden {
    opacity: 0;
}

.nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-5%);
    background-color: transparent;
    border: none;
    font-size: 2em;
    cursor: pointer;
    color: #333;
    user-select: none;
}

.prev-button {
    left: 0;
}

.next-button {
    right: 0;
}