Thanks for writing and for the feedback. We will resolve the reported things.
The download currently includes a file that is combined from the files listed there. The individual files are included only in the commercial version.
To run the project you have to refer to smart.default.css and smart.elements.js and that’s all. Example: https://codepen.io/pen/?&editable=true Material is the default theme so you don’t need to set anything here. The quick usage examples are all included in the .zip.
Best Regards,
Boyko Markov