How to centre image gallery or collage section in testament?

[suyash1]

@Lisagraphics - this css is for this particular section and desktop view, please add this and check

@media screen and (min-width:750px){
#shopify-section-template--16088029135033__01c9e9aa-531b-4131-bf4a-a4fc3bf9a453 .grid__wrapper.row{display: flex; grid-gap: 0;}
#shopify-section-template--16088029135033__01c9e9aa-531b-4131-bf4a-a4fc3bf9a453 .gallery__item{padding:1%;}
}