igorasas

Are you sure you read carefully the tutorial?

yes.

Obviously you need to manage your images, upload bigger ones, or ignore, or upload a retina for the full-size, etc.

I already have great photos. added.

BIG http://betta.wellnesstravelgroup.com/wp-content/uploads/2013/10/bassein-2.jpg

Whu? http://betta.wellnesstravelgroup.com/wp-content/uploads/2013/10/[email protected]

http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/03/block_about-150×[email protected]
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-300×[email protected]
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-300×300.jpg
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-1024×[email protected]
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-1024×945.jpg
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-300×[email protected]
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-300×277.jpg
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-150×[email protected]
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7-150×150.jpg
http://betta.wellnesstravelgroup.com/wp-content/uploads/2015/02/block_7.jpg

I have all sizes, but why in the mobile version, they do not work?