Change opacity of gallery background in Lightbox mode

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1

To change the opacity of Gallery Background in Lightbox Mode, you can use this code to Custom CSS box.

div.gallery-lightbox-background {
    opacity: 0.5 !important;
}

image

If you want to change gallery background lightbox color, you can use this CSS code

div.gallery-lightbox-background {
    background-color: rgba(0,0,0,0.9) !important;
}

with 0.9 is opacity

image
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