Problems adapting size images

Hi,
Before update before last version, images are well addapted to pc screen and all size are the same.
So, now I can’t addapted it to pc screen and pictures size are not the same.
You can take a look here.
http://www.connectus.es/fotografo-profesional-barcelona-andorra-lleida-girona/fotografo-profesional-restaurantes-barcelona-andorra-lleida/

How can I keep same size for images at pc creen?
Thanks!

https://ww.wp.xz.cn/plugins/final-tiles-grid-gallery-lite/