Is it possible to make the stars bigger?

Yes, you can do this to make changes in style css file to make stars bigger.

can you share an example of it?

I tried to do it, but then everything look out of place

You can also share your site link with me.I’ll help you to do this.
Thanks

this is a dev site https://thoritygenesis.wpengine.com/mayflower-review/

thanks!

• This reply was modified 4 years, 4 months ago by mikecode.

You can see the star size option in plugin setting page in admin at Star tab.You can easily increase star size from there.
Hope it helps.

Thanks