If you want to use your own square samples, you can create another version of this website. 

Here is the full HTML code for the website : https://freight.cargo.site/m/H2301024036191338483153230311688/FINAL-HTML.pdf
*[Code provided has only been tested on Cargo.site]*

Here is the linked GitHub Repository : https://github.com/juleskooo/-x-SQ.PCK

How to relink to your samples: use the RAW links in your repository.  

1. Find  this section of the HTML 


2. Change the links to match your GitHub location and file name. 

3. All set!