Hello,

You can use our theme presets for changing the style of the product page. Please navigate to Theme Settings -> Settings presets -> create a condition for the appropriate category as in the below screenshot.

https://prnt.sc/6x_ecod-Y4_X

After that, edit Theme Settings of this preset and navigate to Single product -> Images and change the “Product image width” option or any other options.

https://prnt.sc/moGEM9Vhjgn_

Also, you can override the custom CSS for this particular preset item: https://prnt.sc/JpkPrcztaLY3

Kind Regards