img:hover {
    transform: scale(1.5);
    box-shadow: 0 6px 18px rgba(0,0,0,0.25);
    z-index: 10;
    position: relative;
}

.annotation-img {
    width: 180px;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.annotation-img:hover {
    transform: scale(1.5);
    box-shadow: 0 6px 18px rgba(0,0,0,0.25);
    z-index: 10;
    position: relative;
}