Where is step by step guide how to upload html theme and what are specifications. that I need minimum to pass to have my theme accepted?
Here are some basic things to read through:
In addition, your HTML has to be valid of course, well structured and commented.
However, this is all technical stuff. But probably the most important aspect on which your item will be judged is the design, and that’s not something you can easily put into words. It simply has to be of the premium quality, with top notch typography, spacing etc.
Basically take a look at some recent bestsellers and that’s where you should aim at when it comes to overall quality: