:root {
    --image-zoomer-panel-width: 840px;
    --image-zoomer-panel-height: 840px;
    --image-zoomer-lens-size: 70px;
    --image-zoomer-gap: 16px;
}

.image-zoomer-viewer {
    display: inline-block;
    position: relative;
}

.image-zoomer-image-wrap {
    position: relative;
    line-height: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
    border: 1px solid rgba(0,0,0,.08);
    user-select: none;
}

    .image-zoomer-image-wrap img {
        display: block;
        max-width: 520px;
        height: auto;
    }

.image-zoomer-lens {
    position: absolute;
    width: var(--image-zoomer-lens-size);
    height: var(--image-zoomer-lens-size);
    border-radius: 10px;
    outline: 2px solid rgba(255,255,255,.9);
    box-shadow: 0 0 0 1px rgba(0,0,0,.18), 0 6px 14px rgba(0,0,0,.12) inset;
    background: rgba(255,255,255,.08);
    pointer-events: none;
    opacity: 0;
    transition: opacity .12s ease;
}


.image-zoomer-zoom-panel {
    position: fixed; 
    top: 10px;
    right: 10px;
    width: var(--image-zoomer-panel-width);
    height: var(--image-zoomer-panel-height);
    background: #fff;
    border: 1px solid rgba(0,0,0,.12);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,.24);
    background-repeat: no-repeat;
    background-position: 0 0;
    background-size: cover;
    opacity: 0;
    transition: opacity .12s ease;
    z-index: 9999; 
    pointer-events: none;
}