how to center align thumbnails in a grid gallery (CSS code inject)

Here is the gallery in question:
https://www.jamsmusicdublin.com/brands
I would like to center align the gallery thumbnails as opposed to default left align

CSS code inject would be awesome!
Thanks so much

Kelli

8 hours ago, kellijayne said:

Here is the gallery in question:
https://www.jamsmusicdublin.com/brands
I would like to center align the gallery thumbnails as opposed to default left align

CSS code inject would be awesome!
Thanks so much

Kelli

Add to Home > Design > Custom CSS

/* Center all gallery image in Brands Page */
body#collection-5db0c9b14769ff43a07169f5 .sqs-gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}