[iatek]

This looks pretty cool, very simple. What is flexy.css? There is 1 button color? Feel free to submit it to my new GitHub repo curation site: http://icodedis.tool.cards/

[vladocar]

This is flexy: https://github.com/vladocar/flexy

Yes, just 1 button color if you need more colors just add .btcolor1 , .btcolor2 ...