Css content counter-reset, content-increment, and csscounterreset

Css content counter-reset, content-increment, and csscounterreset

Unexpectedly, after three years of writing at the front end, there were css that could not be used, and there were still css attributes that I had never heard of and met before, and it was still the content of CSS2!

For details about the counter-reset and content-increment attributes, refer to Zhang xinxu's blog: CSS counters (Auto increment of serial numbers). Here we will make a record and write a demo.

<! DOCTYPE html> 
Compatibility is good: