I've flicked through this and it's honestly wonderful and beautifully presented, but why go to all that effort and then just render the headings in images without even providing any alt text?
I hope this is an ongoing project and that will be addressed.
There are real-text headings above the button bank at the top and the images have the role="presentation" attribute, meaning they're meant to be ignored by assistive tech. What is there to address...
I hope this is an ongoing project and that will be addressed.