width and height

Which one?

the main roundabout image of the first page, how to increase height and width?

Click here https://www.kambess.com.br/a.png

When you upload a image there is a function that autocrop them and the size was setted to 600×338.

If you change it you may “break” all images of the posts as well. This slider use the size of the image to its height and width.