unable to capture - Please wait processing....

[shop4seo]

Hello

Im trying to capture a full width content box on a wordpress theme demo here http://preview.themeforest.net/item/consultox-consulting-business-wordpress-theme/full_screen_preview/21308478?_ga=2.22676795.1483425046.1539186828-1740748075.1539186828

when selecting the block and using snappysnippet I get a "Please wait processing...." that lasts forever. please check the following screenshot and let me know what to do

I want the banner with the two men and the text one the right

thanks a lot for ur help