Change Slider Size

Hi fellows,
I had like make the size of the slider a little smaller like 2/3 of the current size. My problem is that I feel like it is taking the entire main page. Can guide me how to do that so all the images are resized to the desired size.
Here is the website: https://jslosangelesattorney.com/

https://www.ads-software.com/extend/plugins/promotion-slider/