The DEMO version only includes 4 pages:
http://tranhalexander.com
http://tranhalexander.com/tranh-phong-canh.html
http://tranhalexander.com/phong-canh-canh-dong-hoa.html
http://tranhalexander.com/phong-canh-chau-au.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page