It does get cut if the picture you uploaded has a diff aspect ratio from the settings. See the page you created, download one the thumbs. On the name of the picture it’ll be written the dimensions of the pic. Keep that aspecto ratio and you be good, it won’t get cut. You can also choose the ratio you want on Elementor. Open the page on Elementor, click over the widget. Go to style and there you can set the ratio you prefer.